Revolution Day or the Day of the Revolution refers to public holidays or remembrance days in various country held in commemoration of an important event in the country's history, usually the starting point or a turning point in a revolution that led to significant political change.
- Libya, February 17 (2011). Marks the day when Jamahiriya security forces first used live ammunition against Benghazi demonstrators, sparking the civil war. See Public holidays in Libya.
- Nicaragua, July 19 (1979). Also known as Liberation Day. Marks the day that the FSLN Army defeated the Somoza dictatorships in the Nicaraguan Revolution
- The Gambia, July 22 (1994). See Public holidays in The Gambia.
- Egypt, July 23 (1952). See Revolution Day (Egypt).
- Vietnam, August 19 (1945). See August Revolution
- Libyan Arab Jamahiriya, September 1 (1969). In commemoration of the Green Revolution of Muammar Gaddafi. See Libyan coup d'état of 1969.
- Mozambique, September 25 (19??). See Public holidays in Mozambique.
- Republic of Macedonia, October 11 (1941). See Public holidays in the Republic of Macedonia. Marking the beginning of the National Liberation War of Macedonia.
- Guatemala, October 20 (1944). One of two Patriotic Days, commemorates a coup d'état led by Francisco Javier Arana and Jacobo Arbenz Guzmán.
- Bangladesh, November 7 (1975). See National Revolution and Solidarity Day.
- Soviet Union, November 7 (1917). In commemoration of the October Revolution. See Public holidays in the Soviet Union.
- Mexico, November 20 (1910). See Revolution Day (Mexico).
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The leap day in the French Republican Calendar, in use for several years after the French Revolution, added after a franciade, is also known as "Revolution Day" (Jour de la Révolution or Fête de la Révolution in French). See Sansculottides for details.