Ekaterina Fyodorovna Kolyschkine de Hueck Doherty (August 15, 1896 – December 14, 1985), was a Russian-Canadian Catholic social worker and founder of the Madonna House Apostolate.
A pioneer of social justice and a renowned national speaker,
Doherty was also a prolific writer of hundreds of articles, best-selling author of dozens of books, and a dedicated wife and mother.
Her cause for canonization as a saint is under consideration by the Catholic Church.