List of Famous people who died at 33

Stephen Patrick David Gately was an Irish pop singer-songwriter, actor, children's writer, and dancer, who, with Ronan Keating, was co-lead singer of the pop group Boyzone. All of Boyzone's studio albums during Gately's lifetime hit number one in the United Kingdom, their third being their most successful internationally. With Boyzone, Gately had a record-breaking sixteen consecutive singles enter the top five of the UK Singles Chart. He performed for millions of fans globally. He released a solo album in 2000, after the group's initial break-up, which charted in the UK top ten and yielded three UK hit singles, including the top three hit "New Beginning". Gately went on to appear variously in stage productions and on television programmes as well as contributing songs to various projects. In 2008, he rejoined his colleagues as Boyzone reformed for a series of concerts and recordings.

Dean Arnold Corll was an American serial killer who abducted, raped, tortured, and murdered at least 28 teenage boys and young men between 1970 and 1973 in Houston, Texas. He was aided by two teenaged accomplices, David Owen Brooks and Elmer Wayne Henley. The crimes, which became known as the Houston Mass Murders, came to light after Henley fatally shot Corll. Upon discovery, it was considered the worst example of serial murder in U.S. history.

Ronald Belford "Bon" Scott was an Australian singer, songwriter and instrumentalist, best known for being the lead vocalist and lyricist of the Australian hard rock band AC/DC from 1974 until his death in 1980.

Arsen (Arseny) Sergeyevich Pavlov, known by his nom de guerre Motorola (Моторо́ла), was a Russian citizen who led the Sparta Battalion, an armed group fighting the Ukrainian army, in the ongoing War in Donbass.

David Carlyle Rocastle was an English professional footballer who played as a midfielder in the roles of a playmaker and a winger.

Ange Didier Houon, known professionally as DJ Arafat, Arafat Muana and various other stage names, was an Ivorian DJ and singer who made music in the Coupé-Décalé genre. "Jonathan", "202", "Dosabado", "Kpangor", "Zoropoto" and "Enfant Beni" were some of his major hits. He was popular in French-speaking countries in Africa. He was awarded the "Best Artist of the Year" at the Coupé-Decalé Awards in the year 2016 and 2017. He died in a motorcycle accident on 12 August 2019.

John Patrick Coughlin was an American pair skater. With Caydee Denney, he was the 2012 Four Continents silver medalist and 2012 U.S. national champion. With previous partner Caitlin Yankowskas, he was the 2011 U.S. champion.

Hideto Matsumoto , better known by his stage name hide, was a Japanese musician, singer-songwriter and record producer. He was the lead guitarist of the rock band X Japan from 1987 onward, and a solo artist from 1993 onward. He also formed the United States-based rock supergroup Zilch in 1996.

Kevin Carter was a South African photojournalist and member of the Bang-Bang Club. He was the recipient of a Pulitzer Prize for his photograph depicting the 1993 famine in Sudan. He took his life at the age of 33. His story is depicted in the book The Bang Bang Club, written by Greg Marinovich and João Silva in 1988.

Richard William Huckle was a convicted English serial sex offender and child rapist. He was arrested by Britain's National Crime Agency after a tip-off from Australian Police and convicted of 71 counts of serious sexual assaults against children while working as a freelance photographer and posing as a Christian teacher in Malaysia.