Susan Norris Fitkin (March 31, 1870 – October 18, 1951) was a Canadian ordained minister, who served successively in the Society of Friends, the Association of Pentecostal Churches of America, and finally in the Church of the Nazarene.
Fitkin was the founder and first president of the Church of the Nazarene's Women's Foreign Missionary Society (now Nazarene Missions International) from September 1915 until her retirement in June 1948.
Fitkin served twenty-four years on the General Board of the Church of the Nazarene.
In 1924 Fitkin and her husband Abram Fitkin funded and founded the Fitkin Memorial Hospital in Manzini, Swaziland, and also funded and founded Nazarene Bible Training Schools in China, and Beirut, Lebanon,