William or Bill Atkins may refer to:
- William Atkins (Jesuit) (1601–1681), English Jesuit
- William Atkins (architect) (1811–1887), Irish architect
- Bill Atkins (footballer) (born 1939), former professional footballer
- Bill Atkins (1934–1991), former American football player
- Bill Atkins (cricketer) (born 1938), former English cricketer
- William Sydney Atkins (1902–1989), founder of Atkins, engineering consultants