John Nolan may refer to:
- John Nolan (musician) (born 1978), US musician, in Taking Back Sunday and Straylight Run
- John I. Nolan (1874–1922), US politician from California
- John Nolan (Irish politician) (died 1948), Irish Cumann na nGaedhael politician
- Johnny Nolan, a major character in Betty Smith's novel A Tree Grows in Brooklyn
- John Nolan (actor), British actor
- John Nolan (American actor) (1933–2000), American actor
- John Nolan (American football) (born 1900), offensive guard for the Los Angeles Buccaneers in 1926
- John Nolan (hurler) (born 1954), Irish hurler of the 1970s and 80s for Wexford
- John Nolan (1950s hurler), Irish hurler of the 1950s and 60s for Wexford
- John Philip Nolan (1838–1912), Irish landowner, army officer and politician