Elmer Livingston MacRae (1875–1953) was an American visual artist known for his paintings, pastels, and sketches, and for his role as a leading member of the Cos Cob Art Colony, in Greenwich, Connecticut.
MacRae was one of the organizers of the influential 1913 Armory Show in New York; he was also instrumental in founding the American Pastel Society (serving as its first secretary-treasurer), as well as the Greenwich Society of Artists.