Bloody Sunday can refer to any of the following historical events (in chronological order):

• Bloody Sunday (1887), violence in London on 13 November 1887.
• Bloody Sunday (1900), a day of high casualties in the Boer War on 18 February 1900.
• Bloody Sunday (1905), violence in Saint Petersburg on 22 January 1905.
• Bloody Sunday (1920), violence in Dublin on 21 November 1920.
• Bromberg Bloody Sunday, said to have taken place in Bydgoszcz on 3 September 1939.
• Bloody Sunday (1939), during the Siege of Warsaw, 10 September 1939
• Bloody Sunday (1965): Violence during the Selma to Montgomery marches on 7 March 1965
• Bloody Sunday (1972), violence in Derry on 30 January 1972.

• Bloody Sunday is also the name of a 2002 movie depicting the events of Bloody Sunday (1972).

See also: Black Sunday, Bloody Friday, Sunday Bloody Sunday