James Harper may refer to: James Harper (publisher) (1795–1869), mayor of New York City James Harper (actor) (born 1948), American actor James Harper (footballer) (born 1980), English footballer James Harper (congressman) (1780–1873), US congressman from Pennsylvania James C. Harper (1819–1890), US congressman from North Carolina James Harper (priest) (1859–1938), Dean of St Andrews, Dunkeld and Dunblane Jim Harper (footballer) (1884–1967), 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 See also James Harper McDonald (1900–1973), U.S. Navy diver James Harper Prowse (1913–1976), lawyer