Marion Oliver (May 4 1853 – May 23, 1913) was a female physician, who graduated in 1886 from the Women’s Medical College at Queen's University, in Kingston, Ontario, the first university women's medical school in Canada. She was the second female medical missionary sent by the Canadian Presbyterian Foreign Missionary Society, sailing to India on October 7, 1886. Oliver worked with and studied under both Emily Stowe and Jennie Trout the first female physicians in Canada. Oliver co-founded a medical missionary hospital for women in Indore, India.