The longest-running Saint Patrick's Day parade in Canada occurs each year in Montreal, Québec. The parades have been held in continuity since 1824; however, St. Patrick's Day itself has been celebrated in Montreal as far back as 1759 by Irish soldiers in the Montreal Garrison following the British conquest of New France.
In Canada, Saint Patrick's Day is an official holiday only in the province of Newfoundland and Labrador. Some groups, notably Guinness, have lobbied to make Saint Patrick's Day a federal (national) holiday.
In the Province of Manitoba, the Irish Association of Manitoba runs an annual three day festival of music and culture based around St Patrick's Day.
In the City of Toronto from 1919 to 1927, the Toronto Maple Leafs were known as the Toronto St. Patricks, and wore green jerseys. In 1999 when the Leafs played on Hockey Night in Canada (national broadcast of the NHL) on St. Patrick's Day, the Leafs wore the green St. Pats retro jersey.
Although the baseball season is still in the spring training phase when St. Patrick's Day rolls around, the Toronto Blue Jays wear green uniforms for the occasion.