Bellavance is a surname. Notable people with the surname include:

• André Bellavance (born 1964), a Canadian politician
• Louise Bellavance (born 1943), a Canadian social worker
• Michel Bellavance, a Swiss flautist of Canadian origin
• Scott Bellavance (born 1975), a Canadian freestyle skier

• Thomas Burns (Unionist politician)
• Thomas Burr
• Thomas Burr Osborne (chemist)
• Thomas Burr Osborne (disambiguation)
• Thomas Burr Osborne (US representative)
• Thomas Burton (bishop)
• Thomas Bury (disambiguation)
• Thomas Bury (judge)
• Thomas Buryton
• Thomas Busby
• Thomas Busby (composer)
• Thomas Busby (disambiguation)
• Thomas Busby (musician)
• Thomas Busby's chair
• Thomas Bush
• Thomas Bushby
• Thomas Bush (disambiguation)
• Thomas Bushell (mining engineer)
• Thomas Bush Hardy
• Thomas Butler (Australian politician)
• Thomas Butler (bishop)
• Thomas Butler (judge)
• Thomas Butler King
• Thomas Butler (Louisiana)
• Thomas Butler of Garryricken (Colonel)