Republican may refer to:

• The form of government known as a republic

• Groups advocating the abolition of a monarchy, for example, the Australian Republican Movement and the British republican movement (see Republicanism)

• Lists of political parties (see Republican Party and Republican People's Party)

• Supporters of Irish Republicanism

• Institutions or supporters of particular historical republics, including:
  • the ancient Roman Republic
  • the Second Spanish Republic during the Spanish Civil War
  • various French Republics, most notably the First Republic established during the French Revolution

• The Republican River of Colorado, Nebraska, and Kansas, USA, named for the Republican Party.

Republikaner | Republicano | Républicain | Republikeinen