John Duncan
John Duncan is the name of the following people:
- John Duncan (theologian) (also "Rabbi" Duncan ; 1796–1870), British theologian and missionary
- John Duncan (African explorer) (1805–1849), British African explorer
- John Duncan (painter) (1866-1945) Scottish painter
- John Duncan Sr. (1919–1988), American politician
- John Duncan (politician) (born 1948), Canadian politician
- John Duncan (soccer player) (born 1949), Scottish soccer player and coach
- John Duncan (artist) (born 1953), American artist and musician
- John Duncan (psychologist) (* 1953), British psychologist
- John Charles Duncan (1882–1967), American astronomer
- John James Duncan Jr. (* 1947), American politician, see Jimmy Duncan
- John S. Duncan (neurologist) (born 1955), British neurologist, professor in London and expert on epilepsy
- John S. Duncan (diplomat) (born 1958), British diplomat, Governor of the Virgin Islands
See also: