John Hubbard may refer to:
Public officials
John Hubbard (Maine politician) (1794–1869), American physician, educator and Democratic legislator John F. Hubbard (1795–1876), New York politician John F. Hubbard Jr. (1822–?), New York politician John Henry Hubbard (1804–1872), American legislator John Hubbard, 1st Baron Addington (1805–1889), English financier John Hubbard (admiral) (1849–1932), American naval officer John Hubbard, 3rd Baron Addington (1883–1966), English legislator and administrator
Scholars
John R. Hubbard (1918–2011), American educator, historian and diplomat
John Hubbard (physicist) (1931–1980), English physicist
John H. Hubbard (born 1945), American mathematician and educator
Team sports competitors
John H. "Jack" Hubbard (1886–1978), American college football player
Johnny Hubbard (1930–2018), South African footballer
John Philip Hubbard (born 1949), English footballer
Others
John Hubbard (convict) (1839–after 1888), British clerk convicted of forgery and deported to Western Australia in 1865 John Hubbard (actor) (1914–1988), American actor John Hubbard (artist) (1931–2017), American painter
See also
Hubbard (surname) Jon Hubbard, American politician