John Sheppard
John Sheppard may refer to:

Law and politics
 John Calhoun Sheppard (1850–1931), American politician, Governor of South Carolina
 John Levi Sheppard (1852–1902), American lawyer, judge, and legislator, U.S. Representative for Texas
 John Morris Sheppard (1875–1941), U.S. Representative and Senator for Texas
 John Albert Sheppard (1875–? ), Canadian educator, farmer and political figure in Saskatchewan
 John Sheppard (Australian politician) (born 1952), Australian politician

Military
 John Sheppard (North Carolina) (c.1750–c.1790), American Revolutionary War soldier and commander of the North Carolina militia
 John Sheppard (VC) (1817–1884), English recipient of the Victoria Cross
 John Sheppard (British Army soldier) (1915–2015)

Sports
 John Sheppard (cricketer) (1824–1882), English cricketer
 John Sheppard (baseball) (fl. 1870s), American baseball player
 Johnny Sheppard (1902–1969), Canadian ice hockey forward

Other
 John Sheppard (composer) (–1558), English singer and composer
 John Sheppard (writer) (1785–1879), English lay religious author
 John Augustine Sheppard (1849–1925), Irish American clergyman
 Sir John Tresidder Sheppard (1881–1968), British classicist
 John Sheppard (car designer) (1922–2015), British car designer
 John Sheppard, member of English band Acoustic Alchemy

Fiction 
 John Sheppard (Stargate), fictional character from Stargate Atlantis

See also
 John Shepard III (1886–1950), American radio executive and merchant, owner of the Shepard Department Store in Boston, MA
 Jack Sheppard (1702–1724), English criminal
 Jack Sheppard (cave diver) (1909–2001), cave diving pioneer in the United Kingdom
 Commander Shepard, playable character from Mass Effect; default name is John Shepard
 John Shepherd (disambiguation)