People who died by suicide in prison custody

Luigi Lucheni (April 22, 1873 – October 19, 1910) was an Italian anarchist and the assassin of Empress Elisabeth of Austria.

Karl Robert Max Bülowius (2 March 1890 – 27 March 1945) was a German Army officer who served during the First World War and the Second World War. He also served eleven non-consecutive years for the Weimar Republic during the interwar period which began in 1919 and ended in September 1939.

Frieda Rosenthal (born Frieda Schrinner: 9 June 1891 – 15 October 1936) was a Berlin local politician and, after 1933, active in resisting the Nazi régime. Concerned that, under interrogation, she had inadvertently implicated a fellow activist, she died by hanging herself, using a radiator, in her prison cell.

Patrick Haemers (2 November 1952, Schaerbeek – 14 May 1993) was a Belgian criminal who was member of a gang which carried out robberies of security vans and kidnapped former Belgian prime minister Paul Vanden Boeynants.