James Middleton (born 1987) is a British businessman and brother of Catherine, Princess of Wales.
James, Jim or Jimmy Middleton may also refer to:
Sports Bonnor Middleton (James Middleton, 1865–1913), South African cricketer Jim Middleton (baseball) (1889–1974), American baseball player Jimmy Middleton (footballer) (1922–1997), Scottish footballer Jim Middleton (footballer) (fl. 1960), New Zealand footballer Khris Middleton (James Khristian Middleton, born 1991), American basketball player
Others James Middleton (actor) (1769–1799), Irish actor James Taylor Middleton (1840–1926), Ontario businessman and political figure James Middleton (political organiser) (1878–1962), General Secretary of the British Labour Party Jim Middleton (journalist), Australian television journalist