John Kavanagh

John Kavanagh may refer to:

• John Kavanagh (actor) (born c. 1940s), Irish actor
• John Kavanagh (Arizona politician) (born 1950), American politician from Arizona
• John Kavanagh (bishop) (1913–1985), Catholic Bishop of Dunedin, 1949–1985
• John Kavanagh (martial artist) (born 1977), Irish martial arts coach
• John Kavanagh (Newfoundland politician) (1814–1884), Newfoundland politician
• John Francis Kavanagh (1903–1984), Irish sculptor and artist