List of Famous people who died at 36

Jess Fenton Roskelley was an American mountaineer. On May 21, 2003, at age twenty, he became the youngest American to reach the summit of Mount Everest. He died in an avalanche while climbing on Howse Peak in the Canadian Rockies.

Adrian McCallum was a British professional wrestler, professional wrestling promoter and actor, better known by his ring name Lionheart. He wrestled for numerous promotions in the British Independent wrestling circuit including Insane Championship Wrestling, in which he reigned as the ICW World Heavyweight Champion until his death, and Preston City Wrestling. He was also the owner of Ayrshire-based wrestling promotion "Pro Wrestling Elite".

Edward Smith Fatu was an American Samoan professional wrestler, best known for his time with World Wrestling Entertainment (WWE) under the ring name Umaga.

The storming of the United States Capitol was a riot and violent attack against the 117th United States Congress at the U.S. Capitol on January 6, 2021. Part of the 2020–21 U.S. election protests, it was carried out by a mob of supporters of Donald Trump, the 45th U.S. president, in a failed attempt to overturn his defeat in the 2020 presidential election. The Capitol was placed under lockdown while lawmakers were evacuated. Five people died from the event, while more than 140 were injured.

Lance Graf von Haugwitz-Hardenberg-Reventlow, was a British-born American entrepreneur, racing driver and heir to the Woolworth fortune. Reventlow was the only child of heiress Barbara Hutton and her second husband Count Kurt Haugwitz-Hardenberg-Reventlow. His stepfathers included actor Cary Grant and Prince Igor Troubetzkoy.

Hideo Murai was a member of the Aum Shinrikyo cult and one of the perpetrators responsible for the Sakamoto family murder.

Mbaye Diagne was a Senegalese military officer who served in Rwanda as a United Nations military observer from 1993 to 1994. During the Rwandan genocide he undertook many missions on his own initiative to save the lives of civilians.

Óscar Alberto Pérez was a Venezuelan rebel leader and an investigator for the CICPC, Venezuela's investigative agency. He was also an actor in a film to promote the role of detectives in the CICPC. He is better known for being responsible for the Caracas helicopter incident during the 2017 Venezuelan protests and the 2017 Venezuelan constitutional crisis. His killing in the El Junquito raid received worldwide attention by the media and the political establishment, and was met with accusations of extrajudicial killing.

Mutassim Billah Gaddafi was a Libyan Army officer, and the National Security Advisor of Libya from 2008 until 2011. He was the fourth son of former Libyan leader Muammar Gaddafi, and a member of his father's inner circle. His mother was Safia Farkash, who was believed to have had Hungarian ancestry. He was captured during the Battle of Sirte by anti-Gaddafi forces, and killed along with his father.

Lina Ben Mhenni was a Tunisian Internet activist, blogger and lecturer in linguistics at Tunis University. She was internationally recognised for her work during the 2011 Tunisian revolution and in the following years.