Peter Graves (1926–2010) was an American actor.
Peter Graves may also refer to:
- Peter Graves, 8th Baron Graves (1911–1994), English actor and peer
- Peter Graves (announcer) (born 1952), American TV sportscaster and skiing coach
- Peter Graves (cricketer) (born 1946), English cricketer
- Peter Graves (motorcyclist) (born 1966), British motorcycle road racer
- Peter Graves (rower) (born 1984), American Olympic rower
- Peter D. Graves, American film producer, marketing executive and consultant
- Pete Graves (born 1982), British sports reporter
- Peter Graves (musician), American horn player and bandleader of the Peter Graves Orchestra, see The Birthday Concert album
- Peter Graves (novel), a fictional work by William Pène du Bois