Mary Alexandra Eastlake (née Bell) studied in Montreal with Robert Harris; in New York at the Art Students League with William Chase (c. 1885); and at the Académie Colarossi. In 1886 she was commissioned to paint a number of works for American patrons in New York. She traveled to France and England (1890) and to Paris in 1891. She became a member of the staff of Victoria School of Art, Montreal, in 1892. By 1893 she was living in Almonte, Ontario. She went to England and settled in St. Ives, where she met and married the English painter Charles H. Eastlake and she moved to England. The couple became designers and made jewelry enamels. She traveled extensively in Europe and Asia, and in 1939 the couple returned to Montreal and then Almonte. She was a member of the Royal Canadian Academy (ARCA 1893; resigned following her marriage); She was also a member of the Pastel Society of London; the Women’s International Art Club; and the Boston Water-Colour Society. She exhibited with the Art Association of Montreal (1888-1943); with the Ontario Society of Artists (1892); the Royal Canadian Academy (1887-1943); the Toronto Industrial Exhibition (1894); Wembley (1924); the Royal Academy, the Royal Institute of Painters in Oils; the London Pastel Society; and also in Buffalo, Boston (with the New English Art Club), New York, Philadelphia and Chicago. She had a solo exhibition in Toronto at the Art Gallery of Toronto in 1927.