Sid, Syd, Sydney or Sidney James may refer to:
Sportsmen Sidney James (footballer) (1891–1917), English centre forward and left half for Huddersfield Town Syd James (1895–1966), Australian rules footballer and cricketer Syd James (footballer, born 1898) (1898–1969), Australian rules footballer with Geelong
Others Sydney James (priest) (1855–1934), English Archdeacon of Dudley Sydney Price James (1870–1946), English physician, parasitologist and malariologist Sidney L. James (1906–2004), American founding editor of Sports Illustrated Sid James (1913–1976), British-based South African actor and comedian