Peter Donahue or Donohue is the name of:
- Peter Donahue (businessman) (died 1885), founder of industrial San Francisco
- Peter M. Donohue, Roman Catholic priest and president of Villanova University
- Pete Donohue (1900–1988), baseball pitcher
See also
edit- Peter O'Donohue (1923–2012), Australian rules footballer
- Peter Donohoe (disambiguation)