Boulet is a French surname. Notable people with the surname include:
- Gerry Boulet (1946–1990), Canadian rock singer and lead vocal of Offenbach
- Julie Boulet (born 1959), Canadian politician and Quebec provincial Cabinet minister
- Lionel Boulet (1919–1996), Canadian engineer
- Magdalena Lewy-Boulet (born 1973), American runner
- Sergio Alvarez Boulet, Cuban weightlifter
- Jonathan Boulet, Australian born musician, self-titled and drummer for 'Parades'
Fictional characters:
- Jeanie Boulet, a character from the television series ER