Mrs. Thomas Gage is a 1771 oil painting on canvas by John Singleton Copley. The portrait depicts Margaret Kemble Gage, the American-born wife of the British General Thomas Gage, commander-in-chief of the British forces in North America. It was executed in New York during a six-month stay there by Bostonian Copley. References 1771 paintings Paintings by John Singleton Copley Paintings in the collection of the Timken Museum of Art Paintings of people