James Henry Shanley
- Bats Unknown, Throws Unknown
- Debut May 3, 1876
- Final Game May 4, 1876
- Born May 4, 1854, in Brooklyn, NY USA
- Died November 4, 1904 in Brooklyn, NY USA
Jim Shanley played two games in the first year of the new National League with the New York Mutuals in 1876, getting one hit. At age 22 he was considerably younger than the average age of the team, which was 28. Jim also played in the League Alliance in 1877.
His obituary appeared in the Sporting Life issue of November 19, 1904. He was called a "well-known base ball player", and he died suddenly of heart failure. He had previously had a leg amputated. It was said that he was well known on the "old Capitoline grounds" and a "comrade" of Ned Hanlon.
Through 2020, the only other big leaguer named Shanley has been Doc Shanley.