Fifth Republic may refer to:
Governments edit
Africa edit
- Fifth Republic of Niger (1999–2009)
Americas edit
- Fifth Brazilian Republic (1964–1985)
- Fifth Republic of Venezuela (1999–present)
Asia edit
- Fifth Republic of the Philippines (1986–present)
- Fifth Republic of Korea (1981–1987)
Europe edit
- Fifth Republic of Czechoslovakia (1990–1992)
- French Fifth Republic (1958–present)
- Fifth Roman Republic (1849–1850)
Other edit
- 5th Republic (TV series), a 2005 South Korean drama series
- Fifth Republic Movement, in Venezuela