John Curran may refer to:
- John Curran (Agatha Christie expert), Irish literary scholar and archivist
- John Curran (baseball) (1852–1896), baseball player, often misidentified as Peter Curren
- John Curran (businessman) (born 1964), American businessman and CEO of ARIN
- John Curran (director) (born 1960), American film director and writer
- John Curran (financial journalist) (1953–2013), American financial journalist
- John Curran (footballer) (1864–?), footballer who played for Liverpool F.C.
- John Curran (Irish politician) (born 1960), Irish Fianna Fáil politician and TD for Dublin Mid West
- John Curran (Illinois politician), member of the Illinois Senate
- John Curran (news correspondent) (1957–2011), American journalist
- John Curran (musician), musician with A Global Threat
- John Elliott Curran (1848–1890), American author
- John Joseph Curran (1842–1909), Canadian politician and lawyer
- John Philpot Curran (1750–1817), Irish lawyer and politician
- Jack Curran (1930–2013), baseball and basketball head coach