Robert Barrett
Robert or Bob Barrett may refer to:
- Bob Barrett (American football), American football player
- Bob Barrett (baseball), American baseball infielder
- Bob Barrett (politician), Minnesota state representative
- Rob Barrett, American guitarist for Cannibal Corpse
- Bob Barrett (actor), English stage and television actor
- Robert Barrett (athlete), British Paralympian
- Robert E. Barrett, former water company president and namesake of the Robert E. Barrett Fishway on the Connecticut River, United States
- Robert G. Barrett, Australian author
- Robert T. Barrett, American illustrator
- Robert South Barrett IV, American ambassador
- Bob Barrett (Indigenous Australian), Indigenous Australian convict hunter
- Robert Barrett (director), co-director of ''Beyond the Door''