BUF may refer to:
- Amtrak station code for Buffalo-Depew Rail Station in Buffalo, New York
- Baitul Futuh Mosque, London
- British Union of Fascists
- BUF Compagnie, a French visual effects company
- Buffalo, New York
- Buffalo Sabres, a National Hockey League (NHL) team, based in Buffalo, New York
- IATA airport code for Buffalo Niagara International Airport, Buffalo, New York