George Wallace Gouinlock (August 1, 1861 – February 13, 1932) was a prominent Canadian architect. Gouinlock practiced mostly in Toronto, Ontario, Canada, including several designated buildings at Exhibition Place. His son George Roper Gouinlock (1896–1979) also practised architecture. Son Robert Watson Gouinlock (1892-1966) was a Captain with the Canadian Engineers and served in World War I. Robert was a civil engineer.