James Coyne could refer to:
- James Henry Coyne (1849–1942), Canadian lawyer and historian
- James Bowes Coyne, Canadian lawyer and jurist, son of Henry
- James Elliott Coyne (1910–2012), Canadian Governor of the Bank of Canada, son of Bowes
- James K. Coyne III (born 1946), U.S. Representative from Pennsylvania
- James C. Coyne (born 1947), American psychologist