Ever since i started playing regularly, i've researched anonymity in places. Here is what i have for each state plus a bunch of other countries. If anything is outdated or incorrect, please comment.
United States
Alabama: No current lottery. Source: https://www.wtvy.com/content/news/Lottery-bill-other-legislation-is-likely-dead-in-Alabama-legislature-569059451.html
Alaska: No current lottery/Not Anonymous. "Unlike most other states, Alaska doesn’t have a state-sponsored lottery." Source: https://www.lotterycritic.com/lottery-results/alaska/ Alaska does permit charities to run lotteries, the largest one is Not Anonymous. Source: http://www.lottoalaska.com/
Alaska's governor has proposed a bill to create an official Alaska State Lottery. Source: https://apnews.com/78cacca5137f6b47e41be2de37600044
American Samoa: No current lottery. Source: https://simonsblogpark.com/onlinegambling/simons-guide-to-gambling-in-american-samoa/amp/
Arizona: 100% Anonymous if requested by the winner for all wins of $100,000 and over. Source: https://www.nbcnews.com/news/us-news/arizona-becomes-latest-state-shield-lottery-winners-names-n995696
Arkansas: Not Anonymous/Other entities unclear. "Winner information is subject to disclosure under the Arkansas Freedom of Information Act (FOIA). A winner who receives a prize or prize payment from the ASL grants the ASL, its agents, officers, employees, and representatives the right to use, publish (in print or by means of the Internet) and reproduce the winner’s name, physical likeness, photograph, portraits, and statements made by the winner, and use audio sound clips and video or film footage of the winner for the purpose of press releases, advertising, and promoting the ASL". Source: https://www.myarkansaslottery.com/claim-your-prize
California: Not Anonymous/Only individuals can claim. “ The name and location of the retailer who sold you the winning ticket, the date you won and the amount of your winnings are also matters of public record and are subject to disclosure. You can form a trust prior to claiming your prize, but our regulations do not allow a trust to claim a prize. Understand that your name is still public and reportable”. Source: https://static.www.calottery.com/~/media/Publications/Popular_Downloads/winners-handbook-October%202018-%20English.pdf
Colorado: Not Anonymous/Anonymous via trust. “As part of the Open Records Act, we are required to release to the public your name, hometown, amount you won and the game you played. This information will be posted on coloradolottery.com and will be furnished to media upon request.” Source: https://www.coloradolottery.com/en/games/lotto/claim-winnings/ Source: https://denver.cbslocal.com/2016/01/15/in-colorado-and-other-states-lottery-winners-can-keep-names-secret/
Connecticut: Not Anonymous/Anonymous via a trust or LLC, "Certain information about our winners is public information: Winner's name and place of residence, date of claim, game played, prize amount won, and the selling retailer's name and location. While most winners claim prizes using their individual names, some winners come forward using other legal entities (i.e., trusts, business partnership) to claim their prizes. In those instances, the Lottery will promote the win using that legal entity's name. For more information about such instances, please consult your personal accountant or legal advisor.” Source: https://www.ctlottery.org/Content/winner_publicity.aspx
Delaware: 100% Anonymous if requested by winner. "Many winners have chosen to remain anonymous, as allowed by state law, but their excitement is yours to share!" Source: https://www.delottery.com/Winners and https://www.delottery.com/FAQs
DC: Not Anonymous/Anonymous via a trust or LLC. Anonymous question is not directly answered on lottery website. "In the District of Columbia, specific lottery winner information is public record." However, a Powerball Jackpot win was claimed via a LLC in 2009. Source: http://www.washingtonpost.com/wp-dyn/content/article/2009/05/04/AR2009050402008.html
Florida: Not Anonymous/Anonymous via LLC. "Florida Lottery winners cannot remain anonymous. Florida law mandates that the Florida Lottery provide the winner's name, city of residence, game won, date won and amount won to any third party who requests the information; however Florida Lottery winners' home addresses and telephone numbers are confidential." Source: http://www.flalottery.com/faq
The Florida Lottery allows trusts to claim it, however winner information is still released in compliance with the law. A $15 Million jackpot was claimed by an LLC. Source: https://www.fox13news.com/amp/consumehit-the-lottery-remain-anonymous-not-in-florida Source: http://flalottery.com/pressRelease?searchID=199128
Georgia: 100% Anonymous if requested by the winner for all prizes over $250,000. Source: https://www.stl.news/georgia-governor-signs-bill-allowing-lottery-winners-remain-anonymous/121962/
Guam: Anonymity appears to be an option. Source: https://www.kuam.com/story/11218413/guamanian-wins-big-in-sportsbingo-but-has-yet-to-claim-2m-prize
Hawaii: No current lottery. Source: https://www.kitv.com/story/40182224/powerball-or-mega-millions-lottery-in-hawaii
Idaho: Not Anonymous."By claiming a winning lottery ticket over $600, winners become subject to Idaho’s Public Records Law. This means your “win” becomes an offcial Idaho public record. Your full name, the town where you live, the game you won, the amount you won (before and after taxes), the name of the retailer where you bought the ticket, and the amount the retailer receives for selling the ticket are all a matter of public record." Can seek anonymity if you have specific security concerns (rarely granted). Source: https://www.idaholottery.com/images/uploads/general/winnersguideweb.pdf
Illinois: Not Anonymous/Anonymous if requested by winner for all wins over $250,000 however info will be released to a FOIA request. "However, Murphy also cooperated with the Illinois Press Association in adding an amendment that ensures that Freedom of Information Act, an act designed to keep government agencies transparent by allowing the public to access any public record by request, supersedes the privacy law, according to attorney Don Craven, the press association’s legal counsel." Source: https://www.thetelegraph.com/news/article/Hidden-riches-Big-lottery-winner-in-Beardstown-13626173.php
Indiana: Not Anonymous/Anonymous via LLC or trust. "Indiana law allows lottery jackpot winners to remain anonymous, with the money being claimed by a limited liability company or legal trust." Source: https://www.chicagotribune.com/nation-world/ct-indiana-mega-millions-winners-20160729-story.html
Iowa: Not Anonymous/Can use a trust to claim but information will be released. "When you win an Iowa Lottery prize of $600 or more, you have to fill out a winner claim form that includes your name, address and Social Security number before you can claim your winnings. Iowa law makes the information on that claim form public, meaning that anyone can request a copy of the form to see who has won the prize. We redact sensitive information, such as your Social Security number, from the form before we release it, but all other details are considered public information under Iowa law (Iowa Code Section 99G.34(5)." Source: https://www.ialotteryblog.com/2008/11/can-prize-winne.html.
For group play, "Prizes can be paid to players who play as a group. A check can be written to an entity such as a trust or to a single individual." Source: https://ialottery.com/pages/Games/ClaimingPrizes.aspx
Kansas: 100% Anonymous if requested by the winner. "Kansas is one of a handful of states that does not have this requirement. If you win a prize in Kansas, you may request that your identity not be released publicly." Source: https://www.kslottery.com/faqs#faq-8
Kentucky: Anonymity appears to be an option. Anonymity or who can claim is not addressed on lottery website. But multiple instances of winners claiming anonymously have been reported in the news. "Kentucky Lottery spokesman Chip Polson said the $1 million Powerball winner claimed the prize on May 15 and the Mega Million winner claimed the prize on May 12. He confirmed that both players wanted their identity to remain a secret." Source: https://www.courier-journal.com/story/news/local/2017/05/19/two-1-million-lottery-winners-who-bought-tickets-louisville-want-privacy/101870414/
Louisiana: Not Anonymous/Anonymous via trust. "Under the Lottery's statute, all prize payment records are open records, meaning that the public has a right to request the information. Depending upon the amount won and public or media interest in the win, winners may NOT be able to remain anonymous. The statute also allows the Lottery to use winners' names and city of residence for publicity purposes such as news releases. The Lottery's regular practice is not to use winner information in paid advertising or product promotion without the winner's willingness to participate. Source: https://louisianalottery.com/faq/easy-5#35 Source: https://louisianalottery.com/article/1050/the-williams-trust-claims-share-of-50-million-powerball-jackpot
Maine: Not Anonymous/Anonymous via trust. "In the event that Maine does have a Mega Millions winner, he or she can opt to remain anonymous — but Boardman says that’s never happened. “What a winner could do in Maine is they could file their claim in the name of a trust, and the trust becomes the winner. So that’s how a winner could claim their ticket anonymously,” he says." Source: https://www.mainepublic.org/post/lottery-official-reminds-mainers-they-re-exceedingly-unlikely-win-16-billion-jackpot
Maryland*: Not Anonymous by Law, Anonymous in Practice. "However, the legal basis for this anonymity in Maryland is thin. The Maryland Lottery does not advertise that lottery winners may remain anonymous, but it posts articles on its website about winners and notes those winners who have “chosen to remain anonymous:” Source: https://www.gw-law.com/blog/anonymity-maryland-lottery-winners
*"Please note that this anonymity protection does not apply to second-chance and Points for Drawings contests run through the My Lottery Rewards program. Those contests are run as promotions for the Lottery. As such, they are operated under a different set of rules than our draw games and scratch-off games. The rules of participating in our second-chance and Points for Drawings contests state that winners' identities are published."" Source: https://www.mdlottery.com/about-us/faqs/
Massachusetts: Not Anonymous/Anonymous via trust "Lottery regulations state that a claimant's name, city or town, image, amount of prize, claim date and game are public record. Therefore, photographs may be taken and used to publicize winnings." Source: https://www.masslive.com/news/2018/05/lottery_sees_increase_in_winne.html
Michigan: Not Anonymous for Powerball and Mega Millions/100% Anonymous if requested by the winner for all other winners over $10,000. "Winner Anonymity. Michigan law requires written consent before disclosing the identity of the winner of $10,000 or more from the State lottery games Lotto47 and Fantasy 5. You further understand and agree that your identity may be disclosed, and that disclosure may be required, as the winner of any prize from the multi-state games Powerball and Mega Millions." Source: https://www.michiganlottery.com/games/mega-millions
Minnesota: Not Anonymous. Anonymity or who can claim is not addressed on lottery website but lottery blog states "In Minnesota, lottery winners cannot remain anonymous. A winner's name, city, prize amount won and the place that the winning ticket was sold is public data and will be released to media and posted on our website." Source: https://www.mnlottery.com/blog/you-won-now-what
Mississippi: 100% Anonymous if requested by the winner. "In accordance with the Alyce G. Clarke Mississippi Lottery Law, the Mississippi Lottery will not disclose the identity of the person holding a winning lottery ticket without that person's written permission." Source: https://www.mslotteryhome.com/players/faqs/
Missouri: Not Anonymous. "At the Lottery Headquarters, a member of the Lottery's communications staff will ask you questions about your win, such as how many tickets you bought, when you found out that you won and what you plan to do with your prize money. This information will be used for a news release. You will also be asked, but are not required, to participate in a news conference, most likely at the store where you purchased your winning ticket." Source: http://www.molottery.com/whenyouwin/jackpotwin.shtm
A Missouri State Legislator has submitted a bill to the State House to give lottery winners anonymity. Source: https://www.kfvs12.com/2020/02/25/mo-house-considers-legislation-protect-identity-lottery-winners/
Montana: Not Anonymous/Anonymous via trust. "In Montana, by law, certain information about lottery winners is considered public. That information includes: the winner's name, the amount won and the winner's community of residence. Winners may choose to claim as an individual or they may choose to form a trust and claim their prize as a trust. If a trust claims a lottery prize, the name of the trust is considered public information. A trust must have a federal tax identification number in order to claim a Montana Lottery prize." Source: https://www.montanalottery.com/en/view/about-faqs
Nebraska: Not Anonymous/Anonymous via LLC. Anonymity or who can claim is not addressed on lottery website but a winner created a legal entity to claim anonymously in 2014. "Nebraska Lottery spokesman Neil Watson said with the help of a Kearney lawyer, the winner or winners have created a legal entity called Carpe Diem LLC." Source: https://journalstar.com/news/state-and-regional/nebraska/m-nebraska-powerball-winner-to-remain-anonymous/article_a044d0f0-99a7-5302-bcb9-2ce799b3a798.html
A Nebraska State Legislator has now filed a bill to give 100% Anonymity to all winners over $300,000 who request it. Source: https://journalstar.com/news/state-and-regional/nebraska/anonymity-for-lottery-winners-bill-would-give-privacy-to-those/article_1cdba44d-c8bb-5971-b73f-2eecc8cd4625.html
Nevada: No current lottery. Source: https://www.reviewjournal.com/business/casinos-gaming/heres-why-you-cant-play-powerball-in-nevada/
New Hampshire: Not Anonymous/Anonymous via a trust. Anonymity or who can claim is not addressed on lottery website but a winner successfully sued the lottery and won the right to remain anonymous in 2018. Source: https://www.washingtonpost.com/news/post-nation/wp/2018/03/12/winner-of-a-560-million-powerball-jackpot-can-keep-the-money-and-her-secret-judge-rules/?noredirect=on&utm_term=.bec2db2f7d2c
New Jersey: 100% Anonymous if requested by the winner. Source: https://www.nj.com/politics/2020/01/win-big-you-can-claim-those-nj-lottery-winnings-anonymously-under-new-law.html
New Mexico: Not Anonymous. “Winners of $10,000 or more will have name, city, game played, and prize amount and photo on website.” Can seek anonymity if you have specific security concerns (rarely granted). Source: https://www.nmlottery.com/uploads/FileLinks/82400d81a0ce468daab29ebe6db3ec27/Winner_Publicity_Policy_6_1_07.pdf
New York: Not Anonymous/Anonymous via a LLC. Anonymity or who can claim is not addressed on lottery website but per Gov. Cuomo: "For the past 40 years, individuals wishing to keep their name and information out of the public view have created LLCs to collect their winnings for them." Source: https://nypost.com/2018/12/09/cuomo-vetoes-bill-allowing-lotto-winners-to-remain-anonymous/
North Carolina: Not Anonymous. "North Carolina law allows lottery winners' identity to remain confidential only if they have an active protective order against someone or participate in the state's "Address Confidentiality Program" for victims of domestic violence, sexual offense, stalking or human trafficking." Source: https://www.charlotteobserver.com/news/local/article54548645.html
North Dakota: 100% Anonymous if requested by the winner. Source: https://www.kfyrtv.com/home/headlines/ND-Powerball-Winners-Have-Option-to-Remain-Anonymous-364918121.html
Northern Mariana Islands: 100% Anonymous if requested by the winner. Source: https://www.nmsalottery.com/game-rules/
Ohio: Not Anonymous/Anonymous via trust. Anonymity or who can claim is not addressed on lottery website but appears to have an anonymous option. "The procedure from there was a little cumbersome. I needed to create two separate trusts. One trust was to appoint me, as the trustee on behalf of the winner, to contact the Lottery Commission and accept the Lottery winnings. The secondary trust was set up for me as trustee of the first trust, to transfer the proceeds to the second trust with the winner as the beneficiary. This enabled me to present the ticket, accept the proceeds, and transfer it to the winner with no public record or disclosure." Source: https://www.altickcorwin.com/Articles/How-To-Claim-Lottery-Winnings-Anonymously.shtml
Oklahoma: Not Anonymous/Anonymous via trust or LLC. In accordance with the Oklahoma Open Records Act and the Oklahoma Education Lottery Act, the name of any individual, corporation, partnership, unincorporated association, limited liability company, or other legal entity, and their city of residence will be made public. Source: https://www.lottery.ok.gov/playersclub/faq.asp Source: https://oklahoman.com/article/5596678/lottery-winners-deserve-some-anonymity
Oregon: Not Anonymous. "No. Certain information about Lottery prizes is public record, including the name of the winner, amount of the prize, date of the drawing, name of the game played and city in which the winning ticket was purchased. Oregon citizens have a right to know that Lottery prizes are indeed being awarded to real persons. " Source: https://oregonlottery.org/about/public-interaction/commission-directofrequently-asked-questions Can seek anonymity if you have specific security concerns (rarely granted). Source: https://www.dailymail.co.uk/news/article-3353432/Man-living-Iraq-wins-6-4-million-Oregon-jackpot.html
Pennsylvania: Not Anonymous/Anonymous via trust. Source: https://lancasteronline.com/news/local/trust-that-won-powerball-no-relation-to-manheim-township-emerald/article_29834922-4ca2-11e8-baac-1b15a17f3e9c.html
Puerto Rico: 100% Anonymous if requested by the winner. Source: https://www.nbcnews.com/news/latino/puerto-rico-powerball-winner-claims-prize-chooses-stay-anonymous-n309121
Rhode Island: Not Anonymous/Anonymous if requested but all info is subject to FOIA. "While the Lottery will do everything possible to keep a winner's information private if requested by the winner, in Rhode Island and most other states, this information falls under the Freedom of Information Act, and a winner's name and city or town of residency must be released upon request." Source: https://www.rilot.com/en-us/player-zone/faqs.html
South Carolina: 100% Anonymous if requested by the winner. Anonymity or who can claim is not addressed on lottery website but appears to have an anonymous option based on prior winners. Source: https://myfox8.com/2019/03/15/the-anonymous-south-carolina-winner-of-the-largest-lottery-jackpot-is-donating-part-of-it-to-alabama-tornado-victims/
South Dakota: Not Anonymous for draw games and online games/100% Anonymous for Scratchoffs if requested by the winner. "You can remain anonymous on any amount won from a scratch ticket game. Jackpots for online games are required to be public knowledge. Play It Again winners are also public knowledge." Source: https://lottery.sd.gov/FAQ2018/gamefaq.aspx.
Tennessee: Not Anonymous/Can use a trust but info subject to open records act. Anonymity is explicitly noted as not being allowed on the official lottery website. Source: https://www.tnlottery.com/faq/i-won
However if it is claimed via a trust then the lottery will not give out your information unless requested to do so. "The TN lottery says: "When claiming a Lottery prize through a Trust, the TN Lottery would need identity documentation for the grantor and all ultimate beneficiaries. Once we are in possession of these documents and information, records are generated. If a formal request is made by a citizen of Tennessee, the Trust beneficiary's name, city and state must be made available under the Tennessee Open Records Act." Source: https://www.avvo.com/legal-answers/in-tennessee--can-a-lottery-jackpot-be-claimed-whi-2327592.html
Texas: 100% Anonymous if requested by the winner for $1 million or more IF the winner claims it as an individual AND chooses the Cash option. Not Anonymous if claimed by a trust or LLC or if the winner chooses the Annuity option. Source: https://www.txlottery.org/export/sites/lottery/Documents/retailers/FAQ_Winner_Anonymity_12112017_final.pdf
Utah: No current lottery. Source: https://www.lotterycritic.com/lottery-results/utah/
Vermont: Not Anonymous/Anonymous via trust. “The name, town and prize amount on your Claim Form is public information. If you put your name on the Claim Form, your name becomes public information. If you claim your prize in a trust, the name of the trust is placed on the Claim Form, and the name of the trust is public information.” Source: https://vtlottery.com/about/faq
Virginia: 100% Anonymous if requested by the winner for prizes over $10 million. "A new law passed by the Virginia General Assembly and signed by the Governor prohibits the Virginia Lottery from disclosing information about big jackpot winners." "When the bill goes into effect this summer, the Virginia Lottery will not be allowed to release certain information about winners whose prize exceeds $10 million, unless the winner wants to be known." Source: https://www.13newsnow.com/article/news/local/virginia/new-virginia-law-allows-certain-lottery-winners-to-keep-identity-private/291-c33ea642-e8fa-45fd-b3a4-dc693cf5b372
US Virgin Islands: Anonymity appears to be an option. A $2 Million Powerball winner was allowed to remain anonymous. Source: https://viconsortium.com/virgin-islands-2/st-croix-resident-wins-2-million-in-latest-power-ball-drawing/
Washington: Not Anonymous/Can use a trust but info subject to open records act. "As a public agency, all documents held by Washington's Lottery are subject to the Public Records Act. Lottery prizes may be claimed in the name of a legally formed entity, such as a trust. However, in the event of a public records request, the documents forming the artificial entity may be released, thereby revealing the individual names of winners." https://www.walottery.com/ClaimYourPrize/
West Virginia: 100% Anonymous if requested by the winner for prizes over $1 million and 5% of winnings remittance. "Effective January 1, 2019, House Bill 2982 allows winners of State Lottery draw games to remain anonymous in regards to his or her name, personal contact information, and likeness; providing that the prize exceeds one million dollars and the individual who elects to remain anonymous remits five percent of his or her winnings to the State Lottery Fund." Source: https://wvlottery.com/customer-service/customer-resources/
Wisconsin: Not Anonymous/Cannot be claimed by other entities. "Pursuant to Wisconsin’s Open Records law (Wis. Stats. Secs. 19.31–19.39), the Lottery is required to disclose a winner’s name, likeness and place of residence. If you win and claim a prize, the Lottery may use your name, likeness and place of residence for any purpose without compensation to you.
Upon claiming your prize, you waive any claims against the Lottery and its representatives for any and all liability which may result from the disclosure or use of such information." "The original winning ticket must be signed by a single human being. For-profit and non-profit entities, trusts, and other non-human beings are not eligible to play or claim a prize." Source: https://wilottery.com/claimprize.aspx
Wyoming: 100% Anonymous if requested by the winner. "We will honor requests for anonymity from winners. However, we certainly hope winners will allow us to share their names and good news with other players." Source: https://wyolotto.com/lottery/faq/
Other countries
Australia: 100% Anonymous if requested by winner. "The great thing about playing lotto in Australia is that winners can choose to remain anonymous and keep their privacy, unlike in the United States where winners don't have such a choice, and are often thrown into a media circus." Source: https://www.ozlotteries.com/blog/how-to-remain-anonymous-when-you-win-lotto/
Bahamas: No current lottery. Source: https://thenassauguardian.com/2013/01/29/strong-no-vote-trend-so-far-in-gaming-referendum/
Bahrain: Not Anonymous. Source: https://bdutyfree.com/terms-conditions1#.X8ru92lOmdM
Barbados: Not Anonymous. "No. Barbados Lottery winners cannot remain anonymous. The Barbados Lottery mandates the winner’s name, address, game won, date won and amount won be provided; however Barbados Lottery winners' home addresses and telephone numbers are confidential." Source: https://www.mybarbadoslottery.com/faqs
Brazil: 100% Anonymous if requested by the winner. Source: https://www.lotterycritic.com/lottery-results/brazil-lottery/
Canada: Not Anonymous. Every provincial lottery corporation in Canada requires winners to participate in a publicity photo shoot showing their face, their name and their municipality. Can seek anonymity if you have specific security concerns (rarely granted). Source: https://consumers.findlaw.ca/article/can-lottery-winners-remain-anonymous/
Carribbean Lottery Countries (Antigua/Barbuda, Anguilla, St. Kitts/Nevis, St. Maarten/Saba/St. Eustatius, and Turks/Caicos): Not Anonymous. "No. Caribbean Lottery winners cannot remain anonymous. The Caribbean Lottery mandates the winner’s name, address, game won, date won and amount won be provided; however Caribbean Lottery winners' home addresses and telephone numbers are confidential." Source: https://www.thecaribbeanlottery.com/faqs
China: 100% Anonymous if requested by the winner. Must appear in a press conference and photo but allowed to wear disguise. Source: https://www.usatoday.com/story/news/world/2015/01/22/china-lottery-winners-mask/22108515/
Cuba: No current lottery. Source: https://oncubanews.com/en/cuba/society-cuba/cuban-traditions/lottery-the-national-game-infographics/
EuroMillions Countries (Austria, Belgium, France, Ireland, Luxembourg, Portugal, Spain, Switzerland, and UK*): 100% Anonymous if requested by the winner. Source: https://www.euro-millions.com/publicity
*United Kingdom: Excludes
*Caymen Islands, and Falkland Islands: No current lottery. Source: https://calvinayre.com/2018/11/02/business/cayman-islands-move-illegal-gambling-doesnt-address-real-issue/ Source: https://simonsblogpark.com/onlinegambling/simons-guide-gambling-falkland-islands/amp/#lottery-falkland-islands
*Anguilla, and Turks & Caicos: Not Anonymous. Source: https://www.thecaribbeanlottery.com/faqs
EuroJackpot Countries (Croatia, Czechia, Denmark, Estonia, Finland, Germany, Hungary, Iceland, Italy, Latvia, Lithuania, Netherlands*, Norway, Poland, Slovakia, Slovenia, Spain, and Sweden): 100% Anonymous if requested by the winner. Source: https://www.euro-jackpot.net/en/publicity
*Netherlands: Excludes
*St. Maarten, Saba, and St. Eustatius: Not Anonymous. Source: https://www.thecaribbeanlottery.com/faqs
Fiji: 100% Anonymous if requested by the winner. Source: https://fijisun.com.fj/2012/11/08/3m-lotto-win-here/
Georgia (Kartvelia): Anonymity appears to be an option. "2.9.1. Prizes and Winners. Each Bidder shall provide details of:....how winners who waive their right to privacy will be treated;" Source: https://mof.ge/images/File/lottery/tender-documentation.pdf
Greece: Anonymity appears to be an option. "The bearer of the ticket shall keep the details of the ticket confidential and not reveal them to any third party." Source: https://www.opap.gen/identity-terms-of-use-lotto
Guyana: Not Anonymous. Source: https://www.kaieteurnewsonline.com/2013/05/16/winner-says-he-was-too-busy-to-collect-78m-lotto-prize/
India*: Not Anonymous. Source: https://www.bbc.com/news/world-asia-35771298
*: Only available in the states of Kerala, Goa, Maharashtra, Madhya Pradesh, Punjab, West Bengal, Assam, Arunachal Pradesh, Meghalaya, Manipur, Sikkim, Nagaland and Mizoram. Source: https://www.indiatoday.in/india/story/lottery-mizoram-nagaland-sikkim-kerala-975188-2017-05-04
Indonesia: No current lottery. Source: https://apnews.com/45eb94ff1b1132470a7aa5902f0bc734
Israel: Not Anonymous by Law, Anonymous in Practice. “[A]lthough we have this right, we have never exercised it because we understood the difficulties the winners could encounter in the period after their win. We provide details about the winner, but in a manner that doesn’t disclose their identity,” Dolin Melnik, then-spokesperson for Israel’s Mifal Hapayis lottery told Haaretz in 2009." Source: https://www.timesofisrael.com/why-the-israeli-lottery-gives-winners-masks/
Jamaica: Not Anonymous. First initial and last name of winner was released but winner was allowed to wear a mask for photo. Source: https://news.e-servicis.com/news/trending/lottery-winner-takes-prize-in-scream-mask.1S/
Japan: 100% Anonymous if requested by the winner. Source: https://www.japantimes.co.jp/news/2017/09/08/business/japans-lottery-rakes-declining-revenues-younger-generation-gives-jackpot-chances-pass/#.XRYwVVMpCdM
Kenya: Not Anonymous. "9.1 When You claim or are paid a prize, You will automatically be deemed to grant to O8 LOTTO an irrevocable right to publish, through all types of media broadcasting, including the internet, for the purposes of promoting the win, Your full name (as well as Your nick name), hometown, photograph and video materials without any claim for broadcasting, printing or other rights" Source: https://mylottokenya.co.ke/terms-conditions
Malaysia: 100% Anonymous if requested by the winner. Source: https://says.com/my/news/a-24-year-old-malaysian-woman-just-won-more-than-rm4-million-from-4d-lottery
Nagorno-Karabakh: Not Anonymous. Source: http://asbarez.com/120737/artsakh-lottery-winner-claims-car-prize/
New Zealand: 100% Anonymous if requested by winner. Source: https://www.nzherald.co.nz/nz/news/article.cfm?c_id=1&objectid=10383080
North Korea: Not Anonymous. Source: https://www.nknews.org/2018/11/north-korean-sports-ministry-launches-online-lottery/
Northern Cyprus: Anonymity appears to be an option. Source: https://www.pressreader.com/cyprus/cyprus-today/20181124/281590946615912
Oman: 100% Anonymous if requested by the winner. Source: http://www.omanlottery.com/
Philippines: 100% Anonymous if requested by the winner. Source: https://www.rappler.com/nation/214995-ultra-lotto-winners-claim-winnings-pcso-october-2018
Qatar: Not Anonymous. Source: https://www.qatarliving.com/forum/qatar-living-lounge/posts/qatar-duty-free-announces-latest-us1-million
Romania: Anonymity appears to be an option. Source: https://www.thelotter.com/win-lottery-anonymously/
Russia: 100% Anonymous if requested by the winner. Source: http://siberiantimes.com/otheothers/news/siberian-scoops-a-record-184513512-roubles-on-russian-state-lottery/
Samoa: Not Anonymous. Source: https://www.rnz.co.nz/international/pacific-news/191796/samoa%27s-lotto-winner-still-a-mystery
Saudi Arabia: No current lottery. Source: https://www.arabnews.com/police-arrest-lottery-crooks-victimizing-expats
Singapore: Anonymity appears to be an option. Source: https://www.straitstimes.com/singapore/did-you-win-here-are-results-of-136m-toto-hongbao-draw
Solomon Islands: No current lottery. Source: http://www.paclii.org/sb/legis/consol_act/gala196/
South Africa: 100% Anonymous if requested by the winner. Source: https://www.thesouthafrican.com/powerball-results/powerball-winner-r232-million-found-lottery-details/
South Korea: 100% Anonymous if requested by the winner. Source: https://elaw.klri.re.keng_mobile/viewer.do?hseq=38378&type=sogan&key=5
Sri Lanka: Anonymity appears to be an option. Source: http://www.thesundayleader.lk/2010/01/31/where-do-all-the-lottery-winners-go/
Taiwan: 100% Anonymous if requested by the winner. Source: http://m.focustaiwan.tw/news/asoc/201806250011.aspx
Trinidad and Tobago: Anonymity appears to be an option. Source: https://trinidadexpress.com/news/local/student-wins-the-million-lotto/article_3f3c8550-570d-11e9-9cc3-b7550f9b4ad4.html
Tuvalu: No current lottery. Source: http://tuvalu-legislation.tv/cms/images/LEGISLATION/PRINCIPAL/1964/1964-0004/GamingandLotteries_1.pdf
United Arab Emirates: Not Anonymous. Source: https://www.ndtv.com/indians-abroad/shojith-ks-in-sharjah-uae-wins-abu-dhabi-duty-free-big-ticket-4-million-jackpot-rejects-calls-2032942
Vatican City: Anonymity appears to be an option. Source: https://cruxnow.com/vatican/2018/12/04/popes-white-lamborghini-up-for-raffle-winner-gets-trip-to-rome/
Vietnam: Anonymity appears to be an option. Source: https://ampe.vnexpress.net/news/news/vietnamese-farmer-identified-as-winner-of-4-million-lottery-jackpot-3484751.html
Windward Lottery Countries (Dominica, Grenada, Saint Lucia, Saint Vincent and the Grenadines): Not Anonymous. "Prize winners asked to do so by Winlot must give their name and address, and satisfactory establish their identity. All winners of the Jackpot (Match 6) prize will be photographed. Note that Winlot and CBN reserve the right to publish the names, addresses and photographs of all the winners." Source: http://www.stlucialotto.com/snl/super6_rules_regs.php

This post is now out of date. Go here for the most up to date list of lottery anonymity policies: https://www.reddit.com/LotteryLaws/comments/ijhl27/anonymity_by_statecountry_comprehensive_global/?utm_medium=android_app&utm_source=share
Ever since i started playing regularly, i've researched anonymity in places. Here is what i have for each state plus a bunch of other countries. If anything is outdated or incorrect, please comment.
United States
Alabama: No current lottery. Source: https://www.wtvy.com/content/news/Lottery-bill-other-legislation-is-likely-dead-in-Alabama-legislature-569059451.html
Alaska: No current lottery/Not Anonymous. "Unlike most other states, Alaska doesn’t have a state-sponsored lottery." Source: https://www.lotterycritic.com/lottery-results/alaska/ Alaska does permit charities to run lotteries, the largest one is Not Anonymous. Source: http://www.lottoalaska.com/
Alaska's governor has proposed a bill to create an official Alaska State Lottery. Source: https://apnews.com/78cacca5137f6b47e41be2de37600044
American Samoa: No current lottery. Source: https://simonsblogpark.com/onlinegambling/simons-guide-to-gambling-in-american-samoa/amp/
Arizona: 100% Anonymous if requested by the winner for all wins of $100,000 and over. Source: https://www.nbcnews.com/news/us-news/arizona-becomes-latest-state-shield-lottery-winners-names-n995696
Arkansas: Not Anonymous/Other entities unclear. "Winner information is subject to disclosure under the Arkansas Freedom of Information Act (FOIA). A winner who receives a prize or prize payment from the ASL grants the ASL, its agents, officers, employees, and representatives the right to use, publish (in print or by means of the Internet) and reproduce the winner’s name, physical likeness, photograph, portraits, and statements made by the winner, and use audio sound clips and video or film footage of the winner for the purpose of press releases, advertising, and promoting the ASL". Source: https://www.myarkansaslottery.com/claim-your-prize
California: Not Anonymous/Only individuals can claim. “ The name and location of the retailer who sold you the winning ticket, the date you won and the amount of your winnings are also matters of public record and are subject to disclosure. You can form a trust prior to claiming your prize, but our regulations do not allow a trust to claim a prize. Understand that your name is still public and reportable”. Source: https://static.www.calottery.com/~/media/Publications/Popular_Downloads/winners-handbook-October%202018-%20English.pdf
Colorado: Not Anonymous/Anonymous via trust. “As part of the Open Records Act, we are required to release to the public your name, hometown, amount you won and the game you played. This information will be posted on coloradolottery.com and will be furnished to media upon request.” Source: https://www.coloradolottery.com/en/games/lotto/claim-winnings/ Source: https://denver.cbslocal.com/2016/01/15/in-colorado-and-other-states-lottery-winners-can-keep-names-secret/
Connecticut: Not Anonymous/Anonymous via a trust or LLC, "Certain information about our winners is public information: Winner's name and place of residence, date of claim, game played, prize amount won, and the selling retailer's name and location. While most winners claim prizes using their individual names, some winners come forward using other legal entities (i.e., trusts, business partnership) to claim their prizes. In those instances, the Lottery will promote the win using that legal entity's name. For more information about such instances, please consult your personal accountant or legal advisor.” Source: https://www.ctlottery.org/Content/winner_publicity.aspx
Delaware: 100% Anonymous if requested by winner. "Many winners have chosen to remain anonymous, as allowed by state law, but their excitement is yours to share!" Source: https://www.delottery.com/Winners and https://www.delottery.com/FAQs
DC: Not Anonymous/Anonymous via a trust or LLC. Anonymous question is not directly answered on lottery website. "In the District of Columbia, specific lottery winner information is public record." However, a Powerball Jackpot win was claimed via a LLC in 2009. Source: http://www.washingtonpost.com/wp-dyn/content/article/2009/05/04/AR2009050402008.html
Florida: Not Anonymous/Anonymous via LLC. "Florida Lottery winners cannot remain anonymous. Florida law mandates that the Florida Lottery provide the winner's name, city of residence, game won, date won and amount won to any third party who requests the information; however Florida Lottery winners' home addresses and telephone numbers are confidential." Source: http://www.flalottery.com/faq
The Florida Lottery allows trusts to claim it, however winner information is still released in compliance with the law. A $15 Million jackpot was claimed by an LLC. Source: https://www.fox13news.com/amp/consumehit-the-lottery-remain-anonymous-not-in-florida Source: http://flalottery.com/pressRelease?searchID=199128
Georgia: 100% Anonymous if requested by the winner for all prizes over $250,000. Source: https://www.stl.news/georgia-governor-signs-bill-allowing-lottery-winners-remain-anonymous/121962/
Guam: Anonymity appears to be an option. Source: https://www.kuam.com/story/11218413/guamanian-wins-big-in-sportsbingo-but-has-yet-to-claim-2m-prize
Hawaii: No current lottery. Source: https://www.kitv.com/story/40182224/powerball-or-mega-millions-lottery-in-hawaii
Idaho: Not Anonymous."By claiming a winning lottery ticket over $600, winners become subject to Idaho’s Public Records Law. This means your “win” becomes an offcial Idaho public record. Your full name, the town where you live, the game you won, the amount you won (before and after taxes), the name of the retailer where you bought the ticket, and the amount the retailer receives for selling the ticket are all a matter of public record." Can seek anonymity if you have specific security concerns (rarely granted). Source: https://www.idaholottery.com/images/uploads/general/winnersguideweb.pdf
Illinois: Not Anonymous/Anonymous if requested by winner for all wins over $250,000 however info will be released to a FOIA request. "However, Murphy also cooperated with the Illinois Press Association in adding an amendment that ensures that Freedom of Information Act, an act designed to keep government agencies transparent by allowing the public to access any public record by request, supersedes the privacy law, according to attorney Don Craven, the press association’s legal counsel." Source: https://www.thetelegraph.com/news/article/Hidden-riches-Big-lottery-winner-in-Beardstown-13626173.php
Indiana: Not Anonymous/Anonymous via LLC or trust. "Indiana law allows lottery jackpot winners to remain anonymous, with the money being claimed by a limited liability company or legal trust." Source: https://www.chicagotribune.com/nation-world/ct-indiana-mega-millions-winners-20160729-story.html
Iowa: Not Anonymous/Can use a trust to claim but information will be released. "When you win an Iowa Lottery prize of $600 or more, you have to fill out a winner claim form that includes your name, address and Social Security number before you can claim your winnings. Iowa law makes the information on that claim form public, meaning that anyone can request a copy of the form to see who has won the prize. We redact sensitive information, such as your Social Security number, from the form before we release it, but all other details are considered public information under Iowa law (Iowa Code Section 99G.34(5)." Source: https://www.ialotteryblog.com/2008/11/can-prize-winne.html.
For group play, "Prizes can be paid to players who play as a group. A check can be written to an entity such as a trust or to a single individual." Source: https://ialottery.com/pages/Games/ClaimingPrizes.aspx
Kansas: 100% Anonymous if requested by the winner. "Kansas is one of a handful of states that does not have this requirement. If you win a prize in Kansas, you may request that your identity not be released publicly." Source: https://www.kslottery.com/faqs#faq-8
Kentucky: Anonymity appears to be an option. Anonymity or who can claim is not addressed on lottery website. But multiple instances of winners claiming anonymously have been reported in the news. "Kentucky Lottery spokesman Chip Polson said the $1 million Powerball winner claimed the prize on May 15 and the Mega Million winner claimed the prize on May 12. He confirmed that both players wanted their identity to remain a secret." Source: https://www.courier-journal.com/story/news/local/2017/05/19/two-1-million-lottery-winners-who-bought-tickets-louisville-want-privacy/101870414/
Louisiana: Not Anonymous/Anonymous via trust. "Under the Lottery's statute, all prize payment records are open records, meaning that the public has a right to request the information. Depending upon the amount won and public or media interest in the win, winners may NOT be able to remain anonymous. The statute also allows the Lottery to use winners' names and city of residence for publicity purposes such as news releases. The Lottery's regular practice is not to use winner information in paid advertising or product promotion without the winner's willingness to participate. Source: https://louisianalottery.com/faq/easy-5#35 Source: https://louisianalottery.com/article/1050/the-williams-trust-claims-share-of-50-million-powerball-jackpot
Maine: Not Anonymous/Anonymous via trust. "In the event that Maine does have a Mega Millions winner, he or she can opt to remain anonymous — but Boardman says that’s never happened. “What a winner could do in Maine is they could file their claim in the name of a trust, and the trust becomes the winner. So that’s how a winner could claim their ticket anonymously,” he says." Source: https://www.mainepublic.org/post/lottery-official-reminds-mainers-they-re-exceedingly-unlikely-win-16-billion-jackpot
Maryland*: Not Anonymous by Law, Anonymous in Practice. "However, the legal basis for this anonymity in Maryland is thin. The Maryland Lottery does not advertise that lottery winners may remain anonymous, but it posts articles on its website about winners and notes those winners who have “chosen to remain anonymous:” Source: https://www.gw-law.com/blog/anonymity-maryland-lottery-winners
*"Please note that this anonymity protection does not apply to second-chance and Points for Drawings contests run through the My Lottery Rewards program. Those contests are run as promotions for the Lottery. As such, they are operated under a different set of rules than our draw games and scratch-off games. The rules of participating in our second-chance and Points for Drawings contests state that winners' identities are published."" Source: https://www.mdlottery.com/about-us/faqs/
Massachusetts: Not Anonymous/Anonymous via trust "Lottery regulations state that a claimant's name, city or town, image, amount of prize, claim date and game are public record. Therefore, photographs may be taken and used to publicize winnings." Source: https://www.masslive.com/news/2018/05/lottery_sees_increase_in_winne.html
Michigan: Not Anonymous for Powerball and Mega Millions/100% Anonymous if requested by the winner for all other winners over $10,000. "Winner Anonymity. Michigan law requires written consent before disclosing the identity of the winner of $10,000 or more from the State lottery games Lotto47 and Fantasy 5. You further understand and agree that your identity may be disclosed, and that disclosure may be required, as the winner of any prize from the multi-state games Powerball and Mega Millions." Source: https://www.michiganlottery.com/games/mega-millions
Minnesota: Not Anonymous. Anonymity or who can claim is not addressed on lottery website but lottery blog states "In Minnesota, lottery winners cannot remain anonymous. A winner's name, city, prize amount won and the place that the winning ticket was sold is public data and will be released to media and posted on our website." Source: https://www.mnlottery.com/blog/you-won-now-what
Mississippi: 100% Anonymous if requested by the winner. "In accordance with the Alyce G. Clarke Mississippi Lottery Law, the Mississippi Lottery will not disclose the identity of the person holding a winning lottery ticket without that person's written permission." Source: https://www.mslotteryhome.com/players/faqs/
Missouri: Not Anonymous. "At the Lottery Headquarters, a member of the Lottery's communications staff will ask you questions about your win, such as how many tickets you bought, when you found out that you won and what you plan to do with your prize money. This information will be used for a news release. You will also be asked, but are not required, to participate in a news conference, most likely at the store where you purchased your winning ticket." Source: http://www.molottery.com/whenyouwin/jackpotwin.shtm
A Missouri State Legislator has submitted a bill to the State House to give lottery winners anonymity. Source: https://www.kfvs12.com/2020/02/25/mo-house-considers-legislation-protect-identity-lottery-winners/
Montana: Not Anonymous/Anonymous via trust. "In Montana, by law, certain information about lottery winners is considered public. That information includes: the winner's name, the amount won and the winner's community of residence. Winners may choose to claim as an individual or they may choose to form a trust and claim their prize as a trust. If a trust claims a lottery prize, the name of the trust is considered public information. A trust must have a federal tax identification number in order to claim a Montana Lottery prize." Source: https://www.montanalottery.com/en/view/about-faqs
Nebraska: Not Anonymous/Anonymous via LLC. Anonymity or who can claim is not addressed on lottery website but a winner created a legal entity to claim anonymously in 2014. "Nebraska Lottery spokesman Neil Watson said with the help of a Kearney lawyer, the winner or winners have created a legal entity called Carpe Diem LLC." Source: https://journalstar.com/news/state-and-regional/nebraska/m-nebraska-powerball-winner-to-remain-anonymous/article_a044d0f0-99a7-5302-bcb9-2ce799b3a798.html
A Nebraska State Legislator has now filed a bill to give 100% Anonymity to all winners over $300,000 who request it. Source: https://journalstar.com/news/state-and-regional/nebraska/anonymity-for-lottery-winners-bill-would-give-privacy-to-those/article_1cdba44d-c8bb-5971-b73f-2eecc8cd4625.html
Nevada: No current lottery. Source: https://www.reviewjournal.com/business/casinos-gaming/heres-why-you-cant-play-powerball-in-nevada/
New Hampshire: Not Anonymous/Anonymous via a trust. Anonymity or who can claim is not addressed on lottery website but a winner successfully sued the lottery and won the right to remain anonymous in 2018. Source: https://www.washingtonpost.com/news/post-nation/wp/2018/03/12/winner-of-a-560-million-powerball-jackpot-can-keep-the-money-and-her-secret-judge-rules/?noredirect=on&utm_term=.bec2db2f7d2c
New Jersey: 100% Anonymous if requested by the winner. Source: https://www.nj.com/politics/2020/01/win-big-you-can-claim-those-nj-lottery-winnings-anonymously-under-new-law.html
New Mexico: Not Anonymous. “Winners of $10,000 or more will have name, city, game played, and prize amount and photo on website.” Can seek anonymity if you have specific security concerns (rarely granted). Source: https://www.nmlottery.com/uploads/FileLinks/82400d81a0ce468daab29ebe6db3ec27/Winner_Publicity_Policy_6_1_07.pdf
New York: Not Anonymous/Anonymous via a LLC. Anonymity or who can claim is not addressed on lottery website but per Gov. Cuomo: "For the past 40 years, individuals wishing to keep their name and information out of the public view have created LLCs to collect their winnings for them." Source: https://nypost.com/2018/12/09/cuomo-vetoes-bill-allowing-lotto-winners-to-remain-anonymous/
North Carolina: Not Anonymous. "North Carolina law allows lottery winners' identity to remain confidential only if they have an active protective order against someone or participate in the state's "Address Confidentiality Program" for victims of domestic violence, sexual offense, stalking or human trafficking." Source: https://www.charlotteobserver.com/news/local/article54548645.html
North Dakota: 100% Anonymous if requested by the winner. Source: https://www.kfyrtv.com/home/headlines/ND-Powerball-Winners-Have-Option-to-Remain-Anonymous-364918121.html
Northern Mariana Islands: 100% Anonymous if requested by the winner. Source: https://www.nmsalottery.com/game-rules/
Ohio: Not Anonymous/Anonymous via trust. Anonymity or who can claim is not addressed on lottery website but appears to have an anonymous option. "The procedure from there was a little cumbersome. I needed to create two separate trusts. One trust was to appoint me, as the trustee on behalf of the winner, to contact the Lottery Commission and accept the Lottery winnings. The secondary trust was set up for me as trustee of the first trust, to transfer the proceeds to the second trust with the winner as the beneficiary. This enabled me to present the ticket, accept the proceeds, and transfer it to the winner with no public record or disclosure." Source: https://www.altickcorwin.com/Articles/How-To-Claim-Lottery-Winnings-Anonymously.shtml
Oklahoma: Not Anonymous/Anonymous via trust or LLC. In accordance with the Oklahoma Open Records Act and the Oklahoma Education Lottery Act, the name of any individual, corporation, partnership, unincorporated association, limited liability company, or other legal entity, and their city of residence will be made public. Source: https://www.lottery.ok.gov/playersclub/faq.asp Source: https://oklahoman.com/article/5596678/lottery-winners-deserve-some-anonymity
Oregon: Not Anonymous. "No. Certain information about Lottery prizes is public record, including the name of the winner, amount of the prize, date of the drawing, name of the game played and city in which the winning ticket was purchased. Oregon citizens have a right to know that Lottery prizes are indeed being awarded to real persons. " Source: https://oregonlottery.org/about/public-interaction/commission-directofrequently-asked-questions Can seek anonymity if you have specific security concerns (rarely granted). Source: https://www.dailymail.co.uk/news/article-3353432/Man-living-Iraq-wins-6-4-million-Oregon-jackpot.html
Pennsylvania: Not Anonymous/Anonymous via trust. Source: https://lancasteronline.com/news/local/trust-that-won-powerball-no-relation-to-manheim-township-emerald/article_29834922-4ca2-11e8-baac-1b15a17f3e9c.html
Puerto Rico: 100% Anonymous if requested by the winner. Source: https://www.nbcnews.com/news/latino/puerto-rico-powerball-winner-claims-prize-chooses-stay-anonymous-n309121
Rhode Island: Not Anonymous/Anonymous if requested but all info is subject to FOIA. "While the Lottery will do everything possible to keep a winner's information private if requested by the winner, in Rhode Island and most other states, this information falls under the Freedom of Information Act, and a winner's name and city or town of residency must be released upon request." Source: https://www.rilot.com/en-us/player-zone/faqs.html
South Carolina: 100% Anonymous if requested by the winner. Anonymity or who can claim is not addressed on lottery website but appears to have an anonymous option based on prior winners. Source: https://myfox8.com/2019/03/15/the-anonymous-south-carolina-winner-of-the-largest-lottery-jackpot-is-donating-part-of-it-to-alabama-tornado-victims/
South Dakota: Not Anonymous for draw games and online games/100% Anonymous for Scartchoffs if requested by the winner. "You can remain anonymous on any amount won from a scratch ticket game. Jackpots for online games are required to be public knowledge. Play It Again winners are also public knowledge." Source: https://lottery.sd.gov/FAQ2018/gamefaq.aspx.
Tennessee: Not Anonymous/Can use a trust but info subject to open records act. Anonymity is explicitly noted as not being allowed on the official lottery website. Source: https://www.tnlottery.com/faq/i-won
However if it is claimed via a trust then the lottery will not give out your information unless requested to do so. "The TN lottery says: "When claiming a Lottery prize through a Trust, the TN Lottery would need identity documentation for the grantor and all ultimate beneficiaries. Once we are in possession of these documents and information, records are generated. If a formal request is made by a citizen of Tennessee, the Trust beneficiary's name, city and state must be made available under the Tennessee Open Records Act." Source: https://www.avvo.com/legal-answers/in-tennessee--can-a-lottery-jackpot-be-claimed-whi-2327592.html
Texas: 100% Anonymous if requested by the winner for $1 million or more IF the winner claims it as an individual AND chooses the Cash option. Not Anonymous if claimed by a trust or LLC or if the winner chooses the Annuity option. Source: https://www.txlottery.org/export/sites/lottery/Documents/retailers/FAQ_Winner_Anonymity_12112017_final.pdf
Utah: No current lottery. Source: https://www.lotterycritic.com/lottery-results/utah/
Vermont: Not Anonymous/Anonymous via trust. “The name, town and prize amount on your Claim Form is public information. If you put your name on the Claim Form, your name becomes public information. If you claim your prize in a trust, the name of the trust is placed on the Claim Form, and the name of the trust is public information.” Source: https://vtlottery.com/about/faq
Virginia: 100% Anonymous if requested by the winner for prizes over $10 million. "A new law passed by the Virginia General Assembly and signed by the Governor prohibits the Virginia Lottery from disclosing information about big jackpot winners." "When the bill goes into effect this summer, the Virginia Lottery will not be allowed to release certain information about winners whose prize exceeds $10 million, unless the winner wants to be known." Source: https://www.13newsnow.com/article/news/local/virginia/new-virginia-law-allows-certain-lottery-winners-to-keep-identity-private/291-c33ea642-e8fa-45fd-b3a4-dc693cf5b372
US Virgin Islands: Anonymity appears to be an option. A $2 Million Powerball winner was allowed to remain anonymous. Source: https://viconsortium.com/virgin-islands-2/st-croix-resident-wins-2-million-in-latest-power-ball-drawing/
Washington: Not Anonymous/Can use a trust but info subject to open records act. "As a public agency, all documents held by Washington's Lottery are subject to the Public Records Act. Lottery prizes may be claimed in the name of a legally formed entity, such as a trust. However, in the event of a public records request, the documents forming the artificial entity may be released, thereby revealing the individual names of winners." https://www.walottery.com/ClaimYourPrize/
West Virginia: 100% Anonymous if requested by the winner for prizes over $1 million and 5% of winnings remittance. "Effective January 1, 2019, House Bill 2982 allows winners of State Lottery draw games to remain anonymous in regards to his or her name, personal contact information, and likeness; providing that the prize exceeds one million dollars and the individual who elects to remain anonymous remits five percent of his or her winnings to the State Lottery Fund." Source: https://wvlottery.com/customer-service/customer-resources/
Wisconsin: Not Anonymous/Cannot be claimed by other entities. "Pursuant to Wisconsin’s Open Records law (Wis. Stats. Secs. 19.31–19.39), the Lottery is required to disclose a winner’s name, likeness and place of residence. If you win and claim a prize, the Lottery may use your name, likeness and place of residence for any purpose without compensation to you.
Upon claiming your prize, you waive any claims against the Lottery and its representatives for any and all liability which may result from the disclosure or use of such information." "The original winning ticket must be signed by a single human being. For-profit and non-profit entities, trusts, and other non-human beings are not eligible to play or claim a prize." Source: https://wilottery.com/claimprize.aspx
Wyoming: 100% Anonymous if requested by the winner. "We will honor requests for anonymity from winners. However, we certainly hope winners will allow us to share their names and good news with other players." Source: https://wyolotto.com/lottery/faq/
Other countries
Australia: 100% Anonymous if requested by winner. "The great thing about playing lotto in Australia is that winners can choose to remain anonymous and keep their privacy, unlike in the United States where winners don't have such a choice, and are often thrown into a media circus." Source: https://www.ozlotteries.com/blog/how-to-remain-anonymous-when-you-win-lotto/
Bahamas: No current lottery. Source: https://thenassauguardian.com/2013/01/29/strong-no-vote-trend-so-far-in-gaming-referendum/
Barbados: Not Anonymous. "No. Barbados Lottery winners cannot remain anonymous. The Barbados Lottery mandates the winner’s name, address, game won, date won and amount won be provided; however Barbados Lottery winners' home addresses and telephone numbers are confidential." Source: https://www.mybarbadoslottery.com/faqs
Brazil: 100% Anonymous if requested by the winner. Source: https://www.lotterycritic.com/lottery-results/brazil-lottery/
Canada: Not Anonymous. Every provincial lottery corporation in Canada requires winners to participate in a publicity photo shoot showing their face, their name and their municipality. Can seek anonymity if you have specific security concerns (rarely granted). Source: https://consumers.findlaw.ca/article/can-lottery-winners-remain-anonymous/
Carribbean Lottery Countries (Antigua/Barbuda, Anguilla, St. Kitts/Nevis, St. Maarten/Saba/St. Eustatius, and Turks/Caicos): Not Anonymous. "No. Caribbean Lottery winners cannot remain anonymous. The Caribbean Lottery mandates the winner’s name, address, game won, date won and amount won be provided; however Caribbean Lottery winners' home addresses and telephone numbers are confidential." Source: https://www.thecaribbeanlottery.com/faqs
China: 100% Anonymous if requested by the winner. Must appear in a press conference and photo but allowed to wear disguise. Source: https://www.usatoday.com/story/news/world/2015/01/22/china-lottery-winners-mask/22108515/
Cuba: No current lottery. Source: https://oncubanews.com/en/cuba/society-cuba/cuban-traditions/lottery-the-national-game-infographics/
EuroMillions Countries (Austria, Belgium, France, Ireland, Luxembourg, Portugal, Spain, Switzerland, and UK*): 100% Anonymous if requested by the winner. Source: https://www.euro-millions.com/publicity
*United Kingdom: Excludes
*Caymen Islands, and Falkland Islands: No current lottery. Source: https://calvinayre.com/2018/11/02/business/cayman-islands-move-illegal-gambling-doesnt-address-real-issue/ Source: https://simonsblogpark.com/onlinegambling/simons-guide-gambling-falkland-islands/amp/#lottery-falkland-islands
*Anguilla, and Turks & Caicos: Not Anonymous. Source: https://www.thecaribbeanlottery.com/faqs
EuroJackpot Countries (Croatia, Czechia, Denmark, Estonia, Finland, Germany, Hungary, Iceland, Italy, Latvia, Lithuania, Netherlands*, Norway, Poland, Slovakia, Slovenia, Spain, and Sweden): 100% Anonymous if requested by the winner. Source: https://www.euro-jackpot.net/en/publicity
*Netherlands: Excludes
*St. Maarten, Saba, and St. Eustatius: Not Anonymous. Source: https://www.thecaribbeanlottery.com/faqs
Fiji: 100% Anonymous if requested by the winner. Source: https://fijisun.com.fj/2012/11/08/3m-lotto-win-here/
Georgia (Kartvelia): Anonymity appears to be an option. "2.9.1. Prizes and Winners. Each Bidder shall provide details of:....how winners who waive their right to privacy will be treated;" Source: https://mof.ge/images/File/lottery/tender-documentation.pdf
Guyana: Not Anonymous. Source: https://www.kaieteurnewsonline.com/2013/05/16/winner-says-he-was-too-busy-to-collect-78m-lotto-prize/
India*: Not Anonymous. Source: https://www.bbc.com/news/world-asia-35771298
*: Only available in the states of Kerala, Goa, Maharashtra, Madhya Pradesh, Punjab, West Bengal, Assam, Arunachal Pradesh, Meghalaya, Manipur, Sikkim, Nagaland and Mizoram. Source: https://www.indiatoday.in/india/story/lottery-mizoram-nagaland-sikkim-kerala-975188-2017-05-04
Indonesia: No current lottery. Source: https://apnews.com/45eb94ff1b1132470a7aa5902f0bc734
Israel: Not Anonymous by Law, Anonymous in Practice. “[A]lthough we have this right, we have never exercised it because we understood the difficulties the winners could encounter in the period after their win. We provide details about the winner, but in a manner that doesn’t disclose their identity,” Dolin Melnik, then-spokesperson for Israel’s Mifal Hapayis lottery told Haaretz in 2009." Source: https://www.timesofisrael.com/why-the-israeli-lottery-gives-winners-masks/
Jamaica: Not Anonymous. First initial and last name of winner was released but winner was allowed to wear a mask for photo. Source: https://news.e-servicis.com/news/trending/lottery-winner-takes-prize-in-scream-mask.1S/
Japan: 100% Anonymous if requested by the winner. Source: https://www.japantimes.co.jp/news/2017/09/08/business/japans-lottery-rakes-declining-revenues-younger-generation-gives-jackpot-chances-pass/#.XRYwVVMpCdM
Kenya: Not Anonymous. "9.1 When You claim or are paid a prize, You will automatically be deemed to grant to O8 LOTTO an irrevocable right to publish, through all types of media broadcasting, including the internet, for the purposes of promoting the win, Your full name (as well as Your nick name), hometown, photograph and video materials without any claim for broadcasting, printing or other rights" Source: https://mylottokenya.co.ke/terms-conditions
Malaysia: 100% Anonymous if requested by the winner. Source: https://says.com/my/news/a-24-year-old-malaysian-woman-just-won-more-than-rm4-million-from-4d-lottery
Nagorno-Karabakh: Not Anonymous. Source: http://asbarez.com/120737/artsakh-lottery-winner-claims-car-prize/
New Zealand: 100% Anonymous if requested by winner. Source: https://www.nzherald.co.nz/nz/news/article.cfm?c_id=1&objectid=10383080
North Korea: Not Anonymous. Source: https://www.nknews.org/2018/11/north-korean-sports-ministry-launches-online-lottery/
Northern Cyprus: Anonymity appears to be an option. Source: https://www.pressreader.com/cyprus/cyprus-today/20181124/281590946615912
Oman: 100% Anonymous if requested by the winner. Source: http://www.omanlottery.com/
Philippines: 100% Anonymous if requested by the winner. Source: https://www.rappler.com/nation/214995-ultra-lotto-winners-claim-winnings-pcso-october-2018
Romania: Anonymity appears to be an option. Source: https://www.thelotter.com/win-lottery-anonymously/
Russia: 100% Anonymous if requested by the winner. Source: http://siberiantimes.com/otheothers/news/siberian-scoops-a-record-184513512-roubles-on-russian-state-lottery/
Samoa: Not Anonymous. Source: https://www.rnz.co.nz/international/pacific-news/191796/samoa%27s-lotto-winner-still-a-mystery
Saudi Arabia: No current lottery. Source: https://www.arabnews.com/police-arrest-lottery-crooks-victimizing-expats
Singapore: Anonymity appears to be an option. Source: https://www.straitstimes.com/singapore/did-you-win-here-are-results-of-136m-toto-hongbao-draw
Solomon Islands: No current lottery. Source: http://www.paclii.org/sb/legis/consol_act/gala196/
South Africa: 100% Anonymous if requested by the winner. Source: https://www.thesouthafrican.com/powerball-results/powerball-winner-r232-million-found-lottery-details/
South Korea: 100% Anonymous if requested by the winner. Source: https://elaw.klri.re.keng_mobile/viewer.do?hseq=38378&type=sogan&key=5
Sri Lanka: Anonymity appears to be an option. Source: http://www.thesundayleader.lk/2010/01/31/where-do-all-the-lottery-winners-go/
Taiwan: 100% Anonymous if requested by the winner. Source: http://m.focustaiwan.tw/news/asoc/201806250011.aspx
Trinidad and Tobago: Anonymity appears to be an option. Source: https://trinidadexpress.com/news/local/student-wins-the-million-lotto/article_3f3c8550-570d-11e9-9cc3-b7550f9b4ad4.html
Tuvalu: No current lottery. Source: http://tuvalu-legislation.tv/cms/images/LEGISLATION/PRINCIPAL/1964/1964-0004/GamingandLotteries_1.pdf
United Arab Emirates: Not Anonymous. Source: https://www.ndtv.com/indians-abroad/shojith-ks-in-sharjah-uae-wins-abu-dhabi-duty-free-big-ticket-4-million-jackpot-rejects-calls-2032942
Vatican City: Anonymity appears to be an option. Source: https://cruxnow.com/vatican/2018/12/04/popes-white-lamborghini-up-for-raffle-winner-gets-trip-to-rome/
Vietnam: Anonymity appears to be an option. Source: https://ampe.vnexpress.net/news/news/vietnamese-farmer-identified-as-winner-of-4-million-lottery-jackpot-3484751.html
Windward Lottery Countries (Dominica, Grenada, Saint Lucia, Saint Vincent and the Grenadines): Not Anonymous. "Prize winners asked to do so by Winlot must give their name and address, and satisfactory establish their identity. All winners of the Jackpot (Match 6) prize will be photographed. Note that Winlot and CBN reserve the right to publish the names, addresses and photographs of all the winners." Source: http://www.stlucialotto.com/snl/super6_rules_regs.php

Ever since i started playing regularly, i've researched anonymity in places. Here is what i have for each state plus a bunch of other countries. If anything is outdated or incorrect, please comment.
Go here for the most up to date version of the list: https://www.reddit.com/LotteryLaws/comments/dikqrq/anonymity_by_statecountry_conprehensive_global/?utm_medium=android_app&utm_source=share Edits to this list may occur, but not as frequently as the one linked.
United States
Alabama: No current lottery. Source: https://www.montgomeryadvertiser.com/story/news/2019/05/22/alabama-lottery-bill-dead-session-says-chairman/3772049002/
Alaska: No current lottery. Source: https://statelaws.findlaw.com/alaska-law/alaska-state-lotteries-laws.html
Arizona: 100% Anonymous for all wins of $100,000 and over. Source: https://www.nbcnews.com/news/us-news/arizona-becomes-latest-state-shield-lottery-winners-names-n995696
Arkansas: Not Anonymous/other entities unclear. "Winner information is subject to disclosure under the Arkansas Freedom of Information Act (FOIA). A winner who receives a prize or prize payment from the ASL grants the ASL, its agents, officers, employees, and representatives the right to use, publish (in print or by means of the Internet) and reproduce the winner’s name, physical likeness, photograph, portraits, and statements made by the winner, and use audio sound clips and video or film footage of the winner for the purpose of press releases, advertising, and promoting the ASL". Source: https://www.myarkansaslottery.com/claim-your-prize
California: Not anonymous/only individuals can claim. “ The name and location of the retailer who sold you the winning ticket, the date you won and the amount of your winnings are also matters of public record and are subject to disclosure. You can form a trust prior to claiming your prize, but our regulations do not allow a trust to claim a prize. Understand that your name is still public and reportable”. Source: https://static.www.calottery.com/~/media/Publications/Popular_Downloads/winners-handbook-October%202018-%20English.pdf
Colorado: Not anonymous/anonymous via trust. “As part of the Open Records Act, we are required to release to the public your name, hometown, amount you won and the game you played. This information will be posted on coloradolottery.com and will be furnished to media upon request.” Source: https://www.coloradolottery.com/en/games/lotto/claim-winnings/ Source: https://denver.cbslocal.com/2016/01/15/in-colorado-and-other-states-lottery-winners-can-keep-names-secret/
Connecticut: Not Anonymous/Anonymous via a trust or LLC, "Certain information about our winners is public information: Winner's name and place of residence, date of claim, game played, prize amount won, and the selling retailer's name and location. While most winners claim prizes using their individual names, some winners come forward using other legal entities (i.e., trusts, business partnership) to claim their prizes. In those instances, the Lottery will promote the win using that legal entity's name. For more information about such instances, please consult your personal accountant or legal advisor.” Source: https://www.ctlottery.org/Content/winner_publicity.aspx
Delaware: 100% anonymous if requested by winner. "Many winners have chosen to remain anonymous, as allowed by state law, but their excitement is yours to share!" Source: https://www.delottery.com/Winners and https://www.delottery.com/FAQs
DC: Not anonymous/Anonymous possible via a trust or LLC. Anonymous question is not directly answered on lottery website. "In the District of Columbia, specific lottery winner information is public record." However, a Powerball Jackpot win was claimed via a LLC in 2009. Source: http://www.washingtonpost.com/wp-dyn/content/article/2009/05/04/AR2009050402008.html
Florida: Not anonymous. "Florida Lottery winners cannot remain anonymous. Florida law mandates that the Florida Lottery provide the winner's name, city of residence, game won, date won and amount won to any third party who requests the information; however Florida Lottery winners' home addresses and telephone numbers are confidential." The Florida Lottery allows trusts to claim it, however winner information is still released in compliance with the law. Source: http://www.flalottery.com/faq Source: https://www.fox13news.com/amp/consumehit-the-lottery-remain-anonymous-not-in-florida
Georgia: 100% Anonymous if requested by winner. Lottery winners with prizes over $250,000 can keep their identity secret upon request. Source: https://www.stl.news/georgia-governor-signs-bill-allowing-lottery-winners-remain-anonymous/121962/
Guam: Anonymity appears to be an option. Source: https://www.kuam.com/story/11218413/guamanian-wins-big-in-sportsbingo-but-has-yet-to-claim-2m-prize
Hawaii: No current lottery. Source: https://www.kitv.com/story/40182224/powerball-or-mega-millions-lottery-in-hawaii
Idaho: Not anonymous. Claimants or anonymity is not discussed on lottery website. But in 2005, the Idaho Lottery Commission denied Brad Dukes request to remain anonymous: "Idaho Lottery Commission officials had denied his request to remain anonymous, arguing that state law and the integrity of the lottery required that his name be made public to show he had no ties to lottery employees or vendors." Source: http://www.nbcnews.com/id/8242862/ns/us_news-weird_news/t/million-not-enough-lottery-winne
Illinois. 100% Anonymous if requested by winner. Source: https://www.thetelegraph.com/news/article/Hidden-riches-Big-lottery-winner-in-Beardstown-13626173.php
Indiana: Appears to be anonymous via a LLC. Anonymity or who can claim is not addressed on lottery website. But the "Powerball winner from February 22nd has chosen to remain anonymous after coming forward to claim their jackpot of $435.3 million. Indiana is one of the few states which allows players to remain private after a big win, and the lucky ticket holder has set up a limited liability corporation to receive their money." Source: https://www.lottery.net/news/indiana-powerball-winner-claims-jackpot-anonymously
Iowa: Not Anonymous. "When you win an Iowa Lottery prize of $600 or more, you have to fill out a winner claim form that includes your name, address and Social Security number before you can claim your winnings. Iowa law makes the information on that claim form public, meaning that anyone can request a copy of the form to see who has won the prize. We redact sensitive information, such as your Social Security number, from the form before we release it, but all other details are considered public information under Iowa law (Iowa Code Section 99G.34(5)." Source: https://www.ialotteryblog.com/2008/11/can-prize-winne.html. For group play, "Prizes can be paid to players who play as a group. A check can be written to an entity such as a trust or to a single individual." Source: https://ialottery.com/pages/Games/ClaimingPrizes.aspx
Kansas: 100% Anonymous if requested by winner. Can choose to remain anonymous. "Kansas is one of a handful of states that does not have this requirement. If you win a prize in Kansas, you may request that your identity not be released publicly." Source: https://www.kslottery.com/faqs#faq-8
Kentucky: Anonymity appears to be an option. Anonymity or who can claim is not addressed on lottery website. But multiple instances of winners claiming anonymously have been reported in the news. "Kentucky Lottery spokesman Chip Polson said the $1 million Powerball winner claimed the prize on May 15 and the Mega Million winner claimed the prize on May 12. He confirmed that both players wanted their identity to remain a secret." Source: https://www.courier-journal.com/story/news/local/2017/05/19/two-1-million-lottery-winners-who-bought-tickets-louisville-want-privacy/101870414/
Louisiana: Not anonymous/other entities unclear. "Under the Lottery's statute, all prize payment records are open records, meaning that the public has a right to request the information. Depending upon the amount won and public or media interest in the win, winners may NOT be able to remain anonymous. The statute also allows the Lottery to use winners' names and city of residence for publicity purposes such as news releases. The Lottery's regular practice is not to use winner information in paid advertising or product promotion without the winner's willingness to participate. Source: https://louisianalottery.com/faq/easy-5#35
Maine: Unclear. Anonymity or who can claim is not addressed on lottery website. But lottery winner in 2012 was given a 5 day anonymous period. Source: https://www.pressherald.com/2012/09/28/lottery-winner-comes-forward-to-claim-prize_2012-09-29/
Maryland: 100% Anonymous if requested by winner. “Can a winner remain anonymous. "Yes, you can. When we meet with winners who claim prizes at our Baltimore office, we encourage them to embrace the moment and celebrate by posing for a photo that we can publish. However, anyone who wins a prize on a Maryland Lottery draw game ticket or scratch-off ticket has the right to remain anonymous. We do not release any such winner's name or photo unless the winner has specifically given us written consent to do so. Source: https://www.mdlottery.com/about-us/faqs/
Massachusetts: Not anonymous/anonymous via trust "Lottery regulations state that a claimant's name, city or town, image, amount of prize, claim date and game are public record. Therefore, photographs may be taken and used to publicize winnings." Source: https://www.masslive.com/news/2018/05/lottery_sees_increase_in_winne.html
Michigan: Anonymous claiming for state games only, Not Anonymous for Powerball and Mega Millions. "Winner Anonymity. Michigan law requires written consent before disclosing the identity of the winner of $10,000 or more from the State lottery games Lotto47 and Fantasy 5. You further understand and agree that your identity may be disclosed, and that disclosure may be required, as the winner of any prize from the multi-state games Powerball and Mega Millions." Source: https://www.michiganlottery.com/games/mega-millions
Minnesota: Not anonymous. Anonymity or who can claim is not addressed on lottery website but lottery blog states "In Minnesota, lottery winners cannot remain anonymous. A winner's name, city, prize amount won and the place that the winning ticket was sold is public data and will be released to media and posted on our website." Source: https://www.mnlottery.com/blog/you-won-now-what
Mississippi: UncleaPending lottery. Bill approved to create a lottery in 2018. The new lottery corporation has drafted policies on release of records, but has not addressed winner anonymity. Source: https://www.wapt.com/article/mississippi-lottery-when-will-we-be-able-to-play/26449292 Source: http://m.jacksonfreepress.com/news/2019/ap16/mississippi-lottery-board-adopts-rules-ethics-and-/
Missouri: Not anonymous. "At the Lottery Headquarters, a member of the Lottery's communications staff will ask you questions about your win, such as how many tickets you bought, when you found out that you won and what you plan to do with your prize money. This information will be used for a news release. You will also be asked, but are not required, to participate in a news conference, most likely at the store where you purchased your winning ticket." Source: http://www.molottery.com/whenyouwin/jackpotwin.shtm
Montana: Not anonymous/anonymous via trust. A trust appears to protect anonymity. "In Montana, by law, certain information about lottery winners is considered public. That information includes: the winner's name, the amount won and the winner's community of residence. Winners may choose to claim as an individual or they may choose to form a trust and claim their prize as a trust. If a trust claims a lottery prize, the name of the trust is considered public information. A trust must have a federal tax identification number in order to claim a Montana Lottery prize." Source: https://www.montanalottery.com/en/view/about-faqs
Nebraska: Not anonymous/anonymous via LLC. Anonymity or who can claim is not addressed on lottery website but a winner created a legal entity to claim anonymously in 2014. "Nebraska Lottery spokesman Neil Watson said with the help of a Kearney lawyer, the winner or winners have created a legal entity called Carpe Diem LLC." Source: https://journalstar.com/news/state-and-regional/nebraska/m-nebraska-powerball-winner-to-remain-anonymous/article_a044d0f0-99a7-5302-bcb9-2ce799b3a798.html
Nevada: No current lottery. Source: https://www.reviewjournal.com/business/casinos-gaming/heres-why-you-cant-play-powerball-in-nevada/
New Hampshire: Not anonymous/anonymous via a trust. Anonymity or who can claim is not addressed on lottery website but a winner successfully sued the lottery and won the right to remain anonymous in 2018. Source: https://www.washingtonpost.com/news/post-nation/wp/2018/03/12/winner-of-a-560-million-powerball-jackpot-can-keep-the-money-and-her-secret-judge-rules/?noredirect=on&utm_term=.bec2db2f7d2c
New Jersey: Not anonymous/other entities unclear. Source: https://www.northjersey.com/story/news/new-jersey/2018/10/11/nj-lottery-can-claim-jackpot-anonymously-mega-millions-powerball/1566044002/ Source: https://www.state.nj.us/lottery/about/faq/faq-disclosure.htm
New Mexico: Not anonymous. “Winners of $10,000 or more will have name, city, game played, and prize amount and photo on website.” May seek anonymity if they have specific security concerns (rarely granted). Source: https://www.nmlottery.com/uploads/FileLinks/82400d81a0ce468daab29ebe6db3ec27/Winner_Publicity_Policy_6_1_07.pdf
New York: Not anonymous/anonymous via a LLC. Anonymity or who can claim is not addressed on lottery website but per Gov. Cuomo: "For the past 40 years, individuals wishing to keep their name and information out of the public view have created LLCs to collect their winnings for them." Gov. Coumo vetoed lottery anonymity bill. Source: https://nypost.com/2018/12/09/cuomo-vetoes-bill-allowing-lotto-winners-to-remain-anonymous/
North Carolina: Not Anonymous. "North Carolina law allows lottery winners' identity to remain confidential only if they have an active protective order against someone or participate in the state's "Address Confidentiality Program" for victims of domestic violence, sexual offense, stalking or human trafficking." Source: https://www.charlotteobserver.com/news/local/article54548645.html
North Dakota: 100% Anonymous if requested by winner. Winners have the option to release their information or to remain anonymous. Source: https://www.lottery.nd.gov/public/winners/
Northern Mariana Islands: 100% Anonymous if requested by the winner. Source: https://www.nmsalottery.com/game-rules/
Ohio: Not anonymous/trust option for anonymity. Anonymity or who can claim is not addressed on lottery website but appears to have an anonymous option. "The procedure from there was a little cumbersome. I needed to create two separate trusts. One trust was to appoint me, as the trustee on behalf of the winner, to contact the Lottery Commission and accept the Lottery winnings. The secondary trust was set up for me as trustee of the first trust, to transfer the proceeds to the second trust with the winner as the beneficiary. This enabled me to present the ticket, accept the proceeds, and transfer it to the winner with no public record or disclosure." Source: https://www.altickcorwin.com/Articles/How-To-Claim-Lottery-Winnings-Anonymously.shtml
Oklahoma: Not Anonymous/Anonymous via trust. In accordance with the Oklahoma Open Records Act and the Oklahoma Education Lottery Act, the name of any individual, corporation, partnership, unincorporated association, limited liability company, or other legal entity, and their city of residence will be made public. Source: https://www.lottery.ok.gov/playersclub/faq.asp Source: https://oklahoman.com/article/5596678/lottery-winners-deserve-some-anonymity
Oregon: Not anonymous. "No. Certain information about Lottery prizes is public record, including the name of the winner, amount of the prize, date of the drawing, name of the game played and city in which the winning ticket was purchased. Oregon citizens have a right to know that Lottery prizes are indeed being awarded to real persons. " Source: https://oregonlottery.org/about/public-interaction/commission-directofrequently-asked-questions May seek anonymity if they have specific security concerns (rarely granted) Source: https://www.dailymail.co.uk/news/article-3353432/Man-living-Iraq-wins-6-4-million-Oregon-jackpot.html
Pennsylvania: Not anonymous/anonymous by trust. Source: https://lancasteronline.com/news/local/trust-that-won-powerball-no-relation-to-manheim-township-emerald/article_29834922-4ca2-11e8-baac-1b15a17f3e9c.html
Puerto Rico: 100% Anonymous if requested by the winner. Source: https://www.nbcnews.com/news/latino/puerto-rico-powerball-winner-claims-prize-chooses-stay-anonymous-n309121
Rhode Island: Not anonymous/Anonymous if requested but all info is subject to FOIA. "While the Lottery will do everything possible to keep a winner's information private if requested by the winner, in Rhode Island and most other states, this information falls under the Freedom of Information Act, and a winner's name and city or town of residency must be released upon request." Source: https://www.rilot.com/en-us/player-zone/faqs.html
South Carolina: 100% Anonymous if requested by winner. Anonymity or who can claim is not addressed on lottery website but appears to have an anonymous option based on prior winners. Source: https://myfox8.com/2019/03/15/the-anonymous-south-carolina-winner-of-the-largest-lottery-jackpot-is-donating-part-of-it-to-alabama-tornado-victims/
South Dakota: Not Anonymous for online games. "You can remain anonymous on any amount won from a scratch ticket game. Jackpots for online games are required to be public knowledge. Play It Again winners are also public knowledge." Source: https://lottery.sd.gov/FAQ2018/gamefaq.aspx.
Tennessee: Not anonymous/Can use a trust but info subject to open records act. Anonymity is explicitly noted as not being allowed on the official lottery website. Source: https://www.tnlottery.com/faq/i-won
However if it claimed via a trust then the lottery will not give out your information unless requested to do so. "The TN lottery says: "When claiming a Lottery prize through a Trust, the TN Lottery would need identity documentation for the grantor and all ultimate beneficiaries. Once we are in possession of these documents and information, records are generated. If a formal request is made by a citizen of Tennessee, the Trust beneficiary's name, city and state must be made available under the Tennessee Open Records Act." Source: https://www.avvo.com/legal-answers/in-tennessee--can-a-lottery-jackpot-be-claimed-whi-2327592.html
Texas: Anonymous for $1 million or more. The 85th regular legislative session enacted HB 59 authorizing certain prize winners who win lottery prizes in the amount of $1 million or more to choose to remain anonymous. Source: https://www.txlottery.org/export/sites/lottery/Documents/retailers/FAQ_Winner_Anonymity_12112017_final.pdf
Utah: No current lottery. Source: https://www.lotterycritic.com/lottery-results/utah/
Vermont: Not anonymous/anonymity via trust. “The name, town and prize amount on your Claim Form is public information. If you put your name on the Claim Form, your name becomes public information. If you claim your prize in a trust, the name of the trust is placed on the Claim Form, and the name of the trust is public information.” Source: https://vtlottery.com/about/faq
Virginia: Anonymous for over $10 million. "A new law passed by the Virginia General Assembly and signed by the Governor prohibits the Virginia Lottery from disclosing information about big jackpot winners." Governor Ralph Northam signed the bill into law on February 27. "When the bill goes into effect this summer, the Virginia Lottery will not be allowed to release certain information about winners whose prize exceeds $10 million, unless the winner wants to be known." Source: https://www.13newsnow.com/article/news/local/virginia/new-virginia-law-allows-certain-lottery-winners-to-keep-identity-private/291-c33ea642-e8fa-45fd-b3a4-dc693cf5b372
US Virgin Islands: Anonymity appears to be an option. A $2 Million Powerball winner was allowed to remain anonymous. Source: https://viconsortium.com/virgin-islands-2/st-croix-resident-wins-2-million-in-latest-power-ball-drawing/.
Washington: Not Anonymous. "As a public agency, all documents held by Washington's Lottery are subject to the Public Records Act. Lottery prizes may be claimed in the name of a legally formed entity, such as a trust. However, in the event of a public records request, the documents forming the artificial entity may be released, thereby revealing the individual names of winners." https://www.walottery.com/ClaimYourPrize/
West Virginia: Anonymous for prizes over $1 million and 5% of winnings remittance. "Effective January 1, 2019, House Bill 2982 allows winners of State Lottery draw games to remain anonymous in regards to his or her name, personal contact information, and likeness; providing that the prize exceeds one million dollars and the individual who elects to remain anonymous remits five percent of his or her winnings to the State Lottery Fund." Source: https://wvlottery.com/customer-service/customer-resources/
Wisconsin: Not anonymous/cannot be claimed by other entities. "The original winning ticket must be signed by a single human being. For-profit and non-profit entities, trusts, and other non-human beings are not eligible to play or claim a prize." Source: https://wilottery.com/claimprize.aspx
Two Republican lawmakers have introduced a bill that would allow lottery winners in Wisconsin to remain anonymous. Source: https://fox6now.com/2019/04/23/gop-bill-would-allow-wisconsin-lottery-winners-to-remain-anonymous/
Wyoming: 100% Anonymous if requested by the winner. "We will honor requests for anonymity from winners. However, we certainly hope winners will allow us to share their names and good news with other players." Source: https://wyolotto.com/lottery/faq/
Other countries
Australia: 100% Anonymous if requested by winner. "The great thing about playing lotto in Australia is that winners can choose to remain anonymous and keep their privacy, unlike in the United States where winners don't have such a choice, and are often thrown into a media circus." Source: https://www.ozlotteries.com/blog/how-to-remain-anonymous-when-you-win-lotto/
Bahamas: No current lottery. Source: https://thenassauguardian.com/2013/01/29/strong-no-vote-trend-so-far-in-gaming-referendum/
Barbados: Not Anonymous. "No. Barbados Lottery winners cannot remain anonymous. The Barbados Lottery mandates the winner’s name, address, game won, date won and amount won be provided; however Barbados Lottery winners' home addresses and telephone numbers are confidential." Source: https://www.mybarbadoslottery.com/faqs
Brazil: Anonymity appears to be an option. Source: https://brazilian.report/society/2018/01/08/brazil-lottery-statistical-aberration/
Canada: Not Anonymous. Every provincial lottery corporation in Canada requires winners to participate in a publicity photo shoot showing their face, their name and their municipality. May seek anonymity if they have specific security concerns (rarely granted). Source: https://consumers.findlaw.ca/article/can-lottery-winners-remain-anonymous/
Carribbean Lottery Countries (Antigua/Barbuda, Anguilla, St. Kitts/Nevis, St. Maarten/Saba/St. Eustatius, and Turks & Caicos): Not Anonymous. Source: https://www.thecaribbeanlottery.com/faqs
Caymen Islands: No current lottery. Source: https://calvinayre.com/2018/11/02/business/cayman-islands-move-illegal-gambling-doesnt-address-real-issue/
China: 100% Anonymity if requested by the winner. Must appear in a press conference and photo but allowed to wear disguise. Source: https://www.usatoday.com/story/news/world/2015/01/22/china-lottery-winners-mask/22108515/
EuroMillions Countries (Austria, Belgium, France, Ireland, Luxembourg, Portugal, Spain, Switzerland, and UK): 100% Anonymous if requested by the winner. All EuroMillions prize winners have the option to officially remain anonymous when claiming their prize. Source: http://www.euromillions.co/faqs
EuroJackpot Countries (Croatia, Czechia, Denmark, Estonia, Finland, Germany, Hungary, Iceland, Italy, Latvia, Lithuania, Netherlands, Norway, Poland, Slovakia, Slovenia, Spain, Sweden): 100% Anonymous if requested by the winner. Source: https://www.euro-jackpot.net/en/publicity
Fiji: Anonymity appears to be an option. Source:https://fijisun.com.fj/2012/11/08/3m-lotto-win-here/
Israel: Not Anonymous by law/Anonymous in practice. Source: https://www.timesofisrael.com/why-the-israeli-lottery-gives-winners-masks/
Jamaica: Not anonymous. First initial and last name of winner was released but winner was allowed to wear a mask for photo. Source: https://news.e-servicis.com/news/trending/lottery-winner-takes-prize-in-scream-mask.1S/
Japan: 100% Anonymous if requested by the winner. Source:https://www.japantimes.co.jp/news/2017/09/08/business/japans-lottery-rakes-declining-revenues-younger-generation-gives-jackpot-chances-pass/#.XRYwVVMpCdM
Malaysia: 100% Anonymous if requested by the winner. Source: https://says.com/my/news/a-24-year-old-malaysian-woman-just-won-more-than-rm4-million-from-4d-lottery
New Zealand: 100% Anonymous if requested by winner. Source: https://www.nzherald.co.nz/nz/news/article.cfm?c_id=1&objectid=10383080
North Korea: Not Anonymous. Source: https://www.nknews.org/2018/11/north-korean-sports-ministry-launches-online-lottery/
Philippines: 100% Anonymous if requested by the winner. Source: https://www.rappler.com/nation/214995-ultra-lotto-winners-claim-winnings-pcso-october-2018
Samoa: Not Anonymous. Source: https://www.rnz.co.nz/international/pacific-news/191796/samoa%27s-lotto-winner-still-a-mystery
Singapore: Anonymity appears to be an option. Source: https://www.straitstimes.com/singapore/did-you-win-here-are-results-of-136m-toto-hongbao-draw
South Africa: 100% Anonymous if requested by the winner. Source: https://www.thesouthafrican.com/powerball-results/powerball-winner-r232-million-found-lottery-details/
South Korea: 100% Anonymous if requested by the winner. Source: https://elaw.klri.re.keng_mobile/viewer.do?hseq=38378&type=sogan&key=5
Taiwan: 100% Anonymous if requested by the winner. Source: http://m.focustaiwan.tw/news/asoc/201806250011.aspx
Trinidad and Tobago: Anonymity appears to be an option. Source: https://trinidadexpress.com/news/local/student-wins-the-million-lotto/article_3f3c8550-570d-11e9-9cc3-b7550f9b4ad4.html
Vatican City: Anonymity appears to be an option. Source: https://cruxnow.com/vatican/2018/12/04/popes-white-lamborghini-up-for-raffle-winner-gets-trip-to-rome/
Vietnam: Anonymity appears to be an option. Source: https://ampe.vnexpress.net/news/news/vietnamese-farmer-identified-as-winner-of-4-million-lottery-jackpot-3484751.html