James Harper
James Harper may refer to:
- James Harper , mayor of New York City
- James Harper , American actor
- James Harper , English footballer
- James Harper , US congressman from Pennsylvania
- James C. Harper, US congressman from North Carolina
- James Harper , Dean of St Andrews, Dunkeld and Dunblane
- Jim Harper , Australian rules footballer
- Jim Harper, a fictional character also known as Guardian, who appears in DC Comics media
- Jim Harper, a fictional character in the American television series The Newsroom
- Jimmy Harper, a fictional character in the musical ''Reefer Madness''