James Moriarty

James Moriarty may refer to:

People

 * James Moriarty (bishop) (1936–2022), Bishop Emeritus of the Roman Catholic Diocese of Kildare and Leighlin
 * James Moriarty (cyclist), Australian road and track cyclist
 * James F. Moriarty (born 1953), United States diplomat and career foreign service officer
 * James F. Moriarty (USMC) (1896–1981), United States Marine Corps general
 * James R. Moriarty (born 1946), American lawyer noted for mass torts against major corporations
 * Jim Moriarty (born 1953), New Zealand actor
 * Jim Moriarty (luger) (born 1941), American Olympic luger

Characters

 * Count Jim Moriarty, fictional character from the 1950s BBC Radio comedy The Goon Show
 * Professor Moriarty, fictional character and the archenemy of the detective Sherlock Holmes