John Bryan may refer to:
*John Bryan (MP) (by 1487 – 1524 or later), MP for Plymouth (UK Parliament constituency), Plymouth
*John Bryan (ejected minister) (died 1676), Puritan ejected by the Act of Uniformity 1662
*John Heritage Bryan (1798–1870), U.S. Representative from North Carolina
*John Neely Bryan (1810–1877), Presbyterian farmer, lawyer, and founder of the city of Dallas, Texas
*John Bryan (art director) (1911–1969), Academy Award-winning art director
*John Bryan (journalist) (1934–2007), newspaper publisher
*John Bryan (diplomat), high commissioner of the Cook Islands
*John H. Bryan (1936–2018), CEO of the Sara Lee Corporation
*John Bryan (cricketer) (1841–1909), English cricketer
*John Bryan (footballer) (1877–1940), English footballer
*John A. Bryan (1794–1864), American diplomat and politician from New York and Ohio
*Jack Bryan (John Lindsay Bryan, 1896–1985), English cricketer
*John Stewart Bryan (1871–1944), president of the College of William and Mary, 1934–1942
*John Bryan (Wesleyan Methodist minister) (1776–1856), Welsh Wesleyan Methodist minister
*John Letcher Bryan (1848–1898), American politician, mayor of Orlando, Florida
*John Melvin Bryan Sr. (1886–1940), printer and political figure in British Columbia
*John Melvin Bryan Jr. (1912–1992), Canadian politician
*John Bryan State Park, Ohio
*John Bryan, drummer with The Whirling Dervishes (band), The Whirling Dervishes
{{hndis, Bryan, John