James or Jim Calder may refer to:
Politicians James Alexander Calder (1868–1956), Canadian politician James Erskine Calder (1808–1882), English-born Surveyor General of Tasmania
Sportsmen Jim Calder (footballer) (born 1960), Scottish footballer Jim Calder (rugby union) (born 1957), Scottish international Jim Calder (rugby league) (fl. 1930s), New Zealand international
Others James Calder (academic administrator) (1826–1893), fifth president of Pennsylvania State University, USA James Traill Calder (1794–1864), Scottish local historian Sir James Calder, 1st Baronet (1686–1711), of the Calder baronets Sir James Calder, 3rd Baronet (1760–1774), of the Calder baronets James Calder (orthopaedic surgeon) (born 1968), English orthopaedic surgeon
See also Calder (surname)