Current Session Info

There are no sessions to register for at this time.

Getting Help

If you need help with the registration process, click here to submit a request, or contact:

For assistance with Registration,

For more information, visit the St William CYO website at


Welcome to St. William the Abbot CYO online registration system.

Registration for the St. William CYO Sharks swim team will open on Sept 26, and be available until Oct 7. Children aged 7 through 18 (and still in grade 12) are eligible to register, as long as the child is able to swim the full length of the pool (25 yards) without stopping. This is NOT a learn-to-swim program. Cost is $160 per swimmer. Further information for the Sharks swim team is available on our website, or via email at  

Registration for 2017 Girls Volleyball will be held from October 16th through October 30th.  See for more information.