James Warner may refer to:
James Warner (aviator) (1891–1970), radio operator on the 1928 trans-Pacific flight of the Southern Cross James Warner (surveyor) (1814–1891), pioneer surveyor in Queensland, Australia James D. Warner (died 2009), bishop of the Episcopal Diocese of Nebraska James M. Warner (1836–1897), American Civil War general James K. Warner (born 1939), American neo-Nazi Jim Warner (born 1954), retired ice hockey forward Jimmy Warner (1865–1943), English footballer
See also James Warner Bellah (1899–1976), author