Marie Danforth Page (1869-1940) was a portrait painter in Boston, Massachusetts. Page was a member of the conservative Boston School of Painting. She studied at the School of the Museum of Fine Arts, Boston, with Frank W. Benson and Edmund Tarbell, from 1890 to 1895. She married Dr. Calvin Gates Page in 1896.
In 1904, Page took a summer course at Harvard with Denman Ross, and she also studied informally with Abbott Handerson Thayer. She was a charter member of the Guild of Boston Artists, active in the Copley Society, and on the Board of Visitors of the Museum of Fine Arts School.