Helen Aileen Hooper Cowan (born June 11, 1926) is a Canadian painter and sculptor. Cowan was born in Windsor, Ontario, and received a bachelor's degree from the University of Toronto. She undertook graduate work both there and at Queen's University. She has exhibited widely both in Canada and abroad, both alone and in groups, and her work is represented in collections such as those of the and the University of Western Ontario. Among her awards was the Augusta Kopmanis Memorial award, which she received in 1980. Cowan has been a member of the Sculptors' Society of Canada since 1986, and served for a time as the organization's president.