Ontario's registration of Births, Marriages, and Deaths began abt June 1869. Let's try and get as many of these on line as we can. If you have any, please let me know. Until then, here are some places to try.
The Archives of Ontario. Mailing address: 77 Grenville St., Toronto, ON M5S 1B3
National Archives of Canada. Mailing address: 395 Wellington St., Ottawa, ON K1A ON3
Most of the holdings are available through your local Family History Center. To search their on-line catalogue, or to find a location near you, Click Here