William George Wallace (1858-1949) was a Presbyterian minister and administrator. He was born in Galt, Ontario and studied at the University of Toronto and Knox College. He was ordained into the Presbyterian Church in 1883, and served churches in Ontario, including Bloor St. Presbyterian Church, Toronto, which he served as its first minister, from 1888 until his retirement in 1918. He also served on the Senate and the Board of Examiners of Knox College, and as the Secretary of the Church and Manse Board of the Presbyterian Church in Canada. He was married to Margaret and had two children W. Stewart Wallace and Mrs. F.G. Maxwell-Williams.