List of Famous people who died at 23

Jason Lowndes was an Australian cyclist, who rode professionally for the Garneau–Québecor, Drapac Professional Cycling and Israel Cycling Academy teams.

Olga Hepnarová was a Czechoslovak rampage killer, who on 10 July 1973, killed eight people with a truck in Prague. Hepnarová was convicted and sentenced to death, and was executed in 1975, the last woman executed in Czechoslovakia.

Alexa Jordan Kenin was an American actress known for her supporting roles in several films released during the 1980s, including Little Darlings (1980), Honkytonk Man (1982), and Pretty in Pink (1986) which was released after her death.

On 20 October 2010, Argentine student and left-wing activist Mariano Ferreyra was shot dead in Buenos Aires by members of a railway workers union.

Anthony William Brise was an English racing driver, who took part in ten Formula One Grand Prix events in 1975, before dying in a plane crash with Graham Hill.

Hande Kader was a politically active Turkish transgender woman. Kader was familiar to millions of Turks as a figurehead for the LGBT community after being photographed at the forefront of the resistance against police forces suppressing the 2015 Gay Pride event in Istanbul. In August 2016, she was reported missing by her flatmate when she failed to return home the following week. Her body was found raped, mutilated, and burnt by the roadside in the Zekeriyaköy up-market on 12 August 2016. Despite being badly mutilated, Kader's body was identified by prosthetics at the city morgue by Dengiler.

Toshiyuki Nakao is a retired Japanese professional shogi player, ranked 5-dan.

Kōhei Funae is a Japanese professional shogi player ranked 6-dan.

Pablo Hernán Gómez was an Argentine football striker who played professionally in Argentina and Mexico.

Matthias Domaschk was a member of the civil rights movement within the German Democratic Republic and a victim of the Stasi.