Bill Simpson
Bill or Billy Simpson may refer to:
- Billy Simpson (jockey), South Australian jockey
- Billy Simpson (footballer, born 1878), English football player for Sunderland and Lincoln City
- Billy Simpson (footballer, born 1929), Northern Ireland international football player
- Bill Simpson (actor), Scottish actor
- Bill Simpson (racing driver), American racecar driver
- Bill Simpson (American football), American football defensive back
- Billy Simpson (singer), Indonesian singer-songwriter