John Hanson (1715–1783) was President of the American Continental Congress.
John Hanson may also refer to:
- John Hanson (singer) (1922–1998), Canadian-born British singer and actor
- John Hanson (footballer) (born 1962), English former footballer
- John Hanson (New Zealand footballer), New Zealand international football (soccer) player
- John Hanson (Liberia) (died c. 1860), Liberian senator associated with American Colonization Society
- John Hanson (director), American film director
- John Hanson (ESPN Radio), Nevada
- John Fletcher Hanson (1840–?), American industrialist
- John Wesley Hanson (1823–1901), American Universalist minister and historian
- Sir John Hanson, 3rd Baronet, of the Hanson baronets
- John Hanson (born 1973), British electronic musician in the band Magnetophone
- John Hanson, host of "In Black America", on radio station KUT