John Quirk
John Quirk may refer to:

 John Quirk (bishop) (1849–1924), Anglican bishop
 John Quirk (politician) (1870–1938), Australian politician
 John Quirk (footballer) (born 1945), Australian rules footballer
 John F. Quirk (1859 – 1922), American Jesuit educator

See also
 John Quirke (born 1950), Australian politician
 Johnny Quirke (1911–1983), Irish hurler