Minnie O'Hara Maines was born in Madoc, Hastings County, Ontario in April 1901 where her great-grandfather had been a settler. She married Fred Maines of Toronto on November 9,1922. Together they moved to Kitchener in 1935 to pursue business interests, where Maines died on February 6, 1984. Maines was an executive committee member with the Kitchener-Waterloo Council of Friendship. She was buried at Woodland Cemetery.