Mary E. Wrinch the artist (1877-1969) was Horace Wrinch's sister. She was exhibiting with the Ontario Society of Artists as early as 1894 and with the Royal Canadian Academy of Art in 1895. She was elected as the first female executive officer (treasurer) of the Ontario Society of Artists in 1913. She became an Associate of the Royal Canadian Academy in 1918. She was prominent in the Ontario Art community for many years, marrying the artist and her teacher George Reid in 1922, after his first wife , Mary Hiester Reid , died.
