Margaret Joan Chalmers, CC OOnt (May 30, 1928 – December 2, 2016) was a Canadian philanthropist and supporter of the arts. Born in Toronto, Ontario, she and her parents, Floyd and Jean Chalmers, founded the annual Chalmers Awards in 1972, which donates $25,000 CAD to artists in dance, theatre, crafts, film, the visual arts and music. She was involved with the travelling exhibit, Survivors in Search of a Voice: The Art of Courage, which as a collaboration among 24 prominent Canadian women artists and over 100 breast cancer survivors.