Select Sport
Road Running | Indoor Track and Field | Outdoor Track and Field | Cross Country

Only events that are sanctioned by Athletics Ontario, Athletics Canada or IAAF or are considered “Approved” will be listed on the calendar. Click on the following links to find out more about getting your event “sanctioned” or “approved“.  Application forms should be received by the AO Office no later than 35 days prior to the opening day of the competition. This will allow the competition to be listed on the AO website Event Calendar 30 days in advance as required by Athletics Canada.

Athletes must be Athletics Ontario members at the time of their performance in order to have their performance accepted by Athletics Canada and Athletics Ontario, for rankings, records and seeding purposes. For any corrections or additions to the results, rankings or records, please email

For a list of Athletics Ontario Championships in 2017 please click here.

For past AO sanctioned and approved events please click here.


Mar 26 IAAF World Cross Country Championships more info Kampala, UGA
November 12 Athletics Ontario Cross Country Championships more info Bracebridge, ON