John Crowley (disambiguation)

John Crowley (born 1942) is an American author and fantasist.

John Crowley may also refer to:

• John Crowley (baseball) (1862–1896), American Major League catcher
• John Crowley (biotech executive) (born 1967), American biotechnology executive and subject of the movie Extraordinary Measures
• John Crowley (director) (born 1969), Irish theatre and film director
• John Crowley (Irish politician) (1870–1934), Irish Sinn Féin politician
• John Crowley (ironmonger), son and successor of Sir Ambrose Crowley
• John Crowley (bishop) (born 1941), former bishop of Middlesbrough
• John Powers Crowley (1936–1989), U.S. federal judge
• Johnny Crowley (born 1956), hurler
• Johnny Crowley (Gaelic footballer), Gaelic footballer with Kerry GAA