“A” Qualifiers is the premiere division for youth box lacrosse in Ontario. The event format features full round robin play over the course of two weekends for the top ten teams in the U13, U15, and U17 divisions to determine the top six teams in the province.

“A” Qualifiers is the premiere division for youth box lacrosse in Ontario. The event format features full round robin play over the course of two weekends for the top ten teams in the U13, U15, and U17 divisions to determine the top six teams in the province.

Following completion of the “A’ Qualifiers, the top six teams advance to the Final Six “A” Provincial Championships during the Ontario Lacrosse Festival.

On even-numbered years, the U17 division competes for their "A" Championship as part of the Ontario Summer Games.