Western Ontario League was a Independent League that was based in Ontario, Canada.
1885 to 1893 Not sure if this league played
1894 Galt, Guelph, Hamilton, London
1895 to 1913 Not sure if this league played
1914 Brantford, Berlin, Galt, Guleph, Stratford, Woodstock
1915 to 1926 Not sure if this league played
1927 Ilderton, Ingersoll, London, Lucan, Sarnia, Strathroy