| James A. Thompson | |
| Office1: | Member of the New York State Senate from the 5th District |
| Term Start1: | January 1, 1907 |
| Term End1: | December 31, 1908 |
| Predecessor1: | James J. Kehoe |
| Successor1: | Barth S. Cronin |
James A. Thompson (c. 1873 – December 4, 1923) was an American politician from New York.
Thompson was a member of the New York State Assembly (Kings Co., 8th D.) in 1905 and 1906. He was a member of the New York State Senate (5th D.) in 1907 and 1908.
He died on December 4, 1923, at his home in Long Beach. An investigation concluded that he was accidentally killed by inhaling gas while sleeping, after a pot of coffee boiled over, extinguishing the flame in a burner. He was buried at the Green-Wood Cemetery in Brooklyn.