List of Famous people who died at 20

Bastien Damiens was a French slalom canoeist who competed at the international level from 2011 until his death in 2015. He was born in Montreuil, Pas-de-Calais.

Dawn Olanick, previously known as Princess Doe, was a previously unidentified American teenager from Bohemia, New York who was found murdered in Cedar Ridge Cemetery in Blairstown, New Jersey on July 15, 1982. Her face had been bludgeoned beyond recognition. She was the first unidentified decedent to be entered in the National Crime Information Center. Olanick was publicly identified on the 40th anniversary of her discovery.

Chris Gueffroy was the last person to be shot and the second-last to die in an escape attempt while trying to escape from East Berlin to West Berlin across the Berlin Wall.

Metin Yüksel, was an Islamist political and social activist from Turkey. One of the main leaders of Turkey's political Islam movement during the 1970s, he also led the Akıncılar Organization, an Islamist political organization.

Mana Watanabe is a Japanese women's professional shogi player ranked 3-dan. She is a former Women's Ōi title holder. She is also the first women's professional to come out of the Ladies Professional Shogi-player's Association of Japan (LSPA) and subsequently be recognized as such by the Japan Shogi Association.

Bekzat Seilkhanovich Sattarkhanov was a Kazakh boxer who competed in the men's featherweight division (57 kg) at the 2000 Summer Olympics and won the gold medal.

Shin'ya Satō is a Japanese professional shogi player ranked 7-dan.

Tarania Caresh Clarke was a Jamaican footballer who played as a midfielder for Waterhouse F.C. and the Jamaica women's national team. She also represented Jamaica on the under-17 and under-20 national teams.

Willy Kan Wai-yue (簡慧榆), was a popular and promising female apprentice jockey from Hong Kong, who rode to no fewer than 17 victories in her short career (1997–1999). She was the first female to ride in the Hong Kong Derby and was known as "Little Sister" due to her likable personality.

Sebastian Faisst was a German handball player, who played for the professional club TSV Dormagen since 2008, coming from the professional club HSG Konstanz and was a member and captain of the German under-21 national handball team. He died in Schaffhausen during a U-21 match against Switzerland of heart failure.