James Gunn
James Gunn may refer to:
- Sir James Gunn (explorer) of Scotland, member of Henry Sinclair's survey expedition
- James Gunn (senator) (1753–1801), American Senator from Georgia
- James Gunn (congressman) (1843–1911), American Congressman from Idaho
- James Gunn (politician), Tasmanian politician from the electoral district of Sorell (1872–1882)
- Sir Herbert James Gunn (1893–1964), British landscape and portrait painter
- James Gunn (screenwriter) (1920–1966), American film and television screenwriter
- James Gunn (author) (born 1923), American science fiction author
- James E. Gunn (astronomer) (born 1938), American astronomer
- James Gunn (filmmaker) (born 1970), American filmmaker