John Henninger Reagan (1818–1905) was an American politician.
John Reagan may also refer to:
John Reagan, character in Alias Mary Flynn Johnny Reagan (1926–2018), baseball coach Jack Reagan (1883–1941), father of Ronald Reagan John Neil Reagan (1908–1996), American radio station manager John Reagan (New Hampshire politician) (born 1946), New Hampshire politician
See also John Regan (disambiguation)