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Learn Jiu-Jitsu from qualified, skilled and experienced teachers who will guide you on your path to becoming stronger, smarter, faster and tougher..


The OJA has a rigid set of proven and effective rules to ensure the safety of every competitor no matter their age or competitive ability.

Guard Players Open

April 27, 2019 Nepean Sportsplex (Yzerman Arena) 1701 Woodroffe Ave. Ottawa, Ontario K2G 1W2 Learn more

Kids Jiu Jitsu Festival - Charity Event

June 8th, 2019 Brampton Soccer Center 1495 Sandalwood PKWY Brampton, ON Learn more

Ontario Open International Jiu Jitsu Championships

May 4-5 , 2019 Tribute Communities Centre 99 Athol Street E. Oshawa, ON L1H 1J8 Learn more


Be part of Ontario’s
growing Jiu-Jitsu

2019 CJA Referee course/exam

10 am - 4 pm

Sunday, March 31, 2019
Gracie Woodbridge

7500 HWY 27 . 

Woodbridge, ONTARIO.

Cost - $60.00

National Pro Jiu Jitsu Championships - Canada

February 23 , 2019
La Cite College

801 Aviation PKWY, Ottawa , ONT

Welcome to the home of Ontario Jiu-Jitsu. Jiu-Jitsu continues to grow in Ontario and Canada and the Ontario Jiu-Jitsu association is growing alongside. Our membership continues to provide insight into the direction we should be growing and our Board of Directors continues to work tirelessly to bring the high quality events and compeitions all members of the OJA have come to expect.

Please explore our website. If you decide Ontario Jiu-Jitsu is right for you and/or your club, we encourage you to Join the association today.

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Ontario Jiu-Jitsu Upcoming Events

Tournament Name/Type Date Location
Ottawa Guard Players Open April 27, 2019 Nepean
Info + Reg
Ontario Open International Jiu Jitsu Championships May 4 - 5, 2019 Oshawa
Info + Reg