John Crowley

John Crowley may refer to:


 * John Crowley (author) (born 1942), American author
 * John Crowley (baseball) (1862–1896), American Major League catcher
 * John Crowley (biotech executive) (born 1967), American biotechnology executive
 * John Crowley (bishop) (born 1941), former bishop of Middlesbrough
 * John Crowley (director) (born 1969), Irish theatre and film director
 * John Crowley (politician) (1870–1934), Irish Sinn Féin politician
 * John Crowley (1659–1728), British politician
 * John Francis Crowley (1891–1942), Irish revolutionary and hunger striker
 * John Powers Crowley (1936–1989), U.S. federal judge
 * Johnny Crowley (born 1956), Irish hurler
 * Johnny Crowley (Gaelic footballer), Gaelic footballer with Kerry GAA
 * John J. Crowley (1891-1940), American Catholic priest