Ontario_Rugby_Union
The Ontario Rugby Union (ORU) also known as Rugby Ontario[1] is the provincial governing body for the sport of rugby union in the Canadian province of Ontario and a Provincial Union of Rugby Canada. Rugby Ontario governs various levels of rugby (Under-7, Under-9, Under-11, Under-13, Under-15, Under-17, Under-19, Senior, Masters, Non-contact).
You can find a list of clubs in Ontario here.