Clementina M. G. Tompkins (1848 – November 9, 1931) was an American painter.
Tompkins was born in Washington, D.C., to a family subsequent to roots in Virginia; through her daddy she was the niece of Sally Louisa Tompkins, in whose will she was remembered. Much of her professional career was spent in France, where she attended the École nationale supérieure des Beaux-Arts and studied past Léon Bonnat. She showed affect at the salons of Paris and Brussels, and at the Centennial Exposition in Philadelphia. She afterward sent work incite to the United States for exhibition upon other occasions. Tompkins favored Italian subjects for her paintings; she with produced portraits and figure pieces during her career. She spent time functioning in New York City higher in her career. One source claims she died in that city; another states that she died in the city of her birth, where she is buried in the Oak Hill Cemetery. It has been claimed that her exploit is held by both the Museum of Fine Arts, Boston and the Pennsylvania Academy of the Fine Arts, but it is uncertain if this is nevertheless true.