Peter Sullivan
Peter Sullivan may refer to:
- Peter Sullivan (actor), British actor
- Peter Sullivan (designer), British graphic designer, The Sunday Times
- Peter Sullivan (ice hockey), Canadian hockey player
- Peter Sullivan (politician), from Manchester, New Hampshire
- Peter Sullivan (record producer), record producer of the 1960s
- Peter Sullivan (rugby, born 1948), Australian rugby league player and rugby union international captain
- Peter Sullivan (rugby union, born 1998), Irish rugby union player
- Peter Sullivan (screenwriter), American screenwriter, film director and producer
- Peter Sullivan, a British victim of miscarriage of justice, see Wrongful conviction of Peter Sullivan
- Peter John Sullivan, American soldier and diplomat
- Peter Sullivan, a character in the 2011 film Margin Call