Colquhoun
Colquhoun is the name of the Scottish clan Colquhoun and the family name of the following people:
- Archibald Ross Colquhoun (1848–1914), first administrator of Southern Rhodesia
- Christopher Colquhoun (born 1970), British actor
- Ithell Colquhoun (1906–1988), English painter, poet and alchemist
- James Colquhoun (1780–1855), lawyer of Scottish descent and diplomatic chargé d'affaires of the Hanseatic cities in London
- Leroy Colquhoun (* 1980), Jamaican hurdler and sprinter
- Malcolm Colquhoun (* 1947), British school owner and Scottish clan chief
- Patrick Colquhoun (1745–1820), Scottish businessman, statistician, politician and diplomat