Birt is a surname.
Birt may also refer to:
- Birt Acres (1854–1918), photographer and film pioneer
- Birt (crater), a lunar impact crater named after William Radcliffe Birt
- Birt, a member of the flatfish family Scophthalmidae, related to the turbot and brill
See also
- Bird (disambiguation)
- BIRT (disambiguation)
- Bert (disambiguation)
- Brit (disambiguation)
- Burt (disambiguation)