Officiants and witnesses
In Ontario, you can be legally married by a registered religious officiant, judge, justice of the peace, or authorized municipal clerk.
Check your officiant is registered
Search the "Registered marriage officiants" dataset on the Ontario Data Catalogue. Open the dataset.
Witnesses
At a City of Toronto civic centre ceremony, you must arrange 2 witnesses yourselves. General rules, such as witness age, aren't confirmed here yet. See Ontario's getting married page.
Sources: Government of Ontario, City of Toronto. Last checked October 2, 2026.