Peter Brennan may refer to:
- Peter Brennan (producer), television producer
- Peter J. Brennan (1918–1996), United States Secretary of Labor under Presidents Nixon and Ford
- Peter Brennan (Newfoundland politician) (1786–1887), Irish-born political figure in Newfoundland
- Peter Paul Brennan, bishop of the Ecumenical Catholic Diocese of the Americas
- Pete Brennan (1936–2012), basketball player
Famous quotes containing the word peter:
“Trust everybody, but cut the cards.”
—Finley Peter Dunne (1867–1936)