Creedon is a surname. Notable people with the surname include:
Cónal Creedon, Irish writer Dan Creedon (1868–1942), New Zealand middleweight boxer Dave Creedon (1919–2007), Irish hurler and footballer Eileen Creedon (born 1957), Irish judge Geraldine Creedon (born 1945), American politician from Massachusetts John Creedon (born 1958), Irish broadcaster John J. Creedon (1924–2020), American business executive Johnny Creedon (1932–2019), Irish footballer Michael Creedon (Gaelic footballer) (born 1960), Irish footballer Michael C. Creedon (born 1946), American politician from Massachusetts Peter Creedon, Irish football manager Robert S. Creedon Jr. (born 1942), American politician from Massachusetts Tom Creedon (1954–1983), Irish footballer