Boffin is a British slang term for a scientist. It may also refer to:
- Boffins, an Australian children's television series.
- Boffin (computer game), computer platform game for the Acorn Electron and BBC Micro systems
- Boffin, nickname given by the Royal Navy during World War II to the Mark V mountings for the Oerlikon 20 mm cannons up-gunned with the Bofors 40 mm gun
- Boffin, variant spelling of the Welsh family name Baughan
People:
- Danny Boffin, Belgian former football player
- Ruud Boffin, Belgian goalkeeper, currently playing for West Ham United
- Henri M. J. Boffin, Belgian astronomer