2026 Great Lakes Open

The Great Lakes Open welcome and invite all Jiu-Jitsu academies to participate in this tournament.

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THIS EVENT IS A PRE-REGISTRATION ONLY! 

This event will be GI for Kids/Teens (4 to 15 yrs old)

GI and NoGI for Juvenile/Adults/Masters (16+ yrs old)

Divisions will be for all ages (starting at 4 yrs old), belts and weight classes

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WEIGH-INS

Friday, 7AUGUST: 6:00pm - 8:00pm (Adult & Kid Division Changes will be permitted at this time)

Saturday, 8AUGUST: 7:00am - 8:00am (Kid Division Changes will be permitted at this time)

Saturday, 8AUGUST: 1 hour before division start time (No Division changes permitted)

Competitors (Kid, Juvenile & Adult) that miss weight after the early weigh-in opportunities will be disqualified.

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Event is sanctioned by Ontario Jiu Jitsu Association. All athletes are required to have a valid membership.

Note: If you have any issues or questions regarging OJA membership please email us at events@ontariojiujitsuassociation.com

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Tournament Date

SATURDAY AUGUST 8th 2025

RULES: https://www.ontariojiujitsuassociation.com/bjj-tournament-rules/

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BELT & AGE DIVISIONS (Note: Age divisions are based on Year of Birth)

Year of Birth               Age Division                         Belts

2020/2021                   Kids 1                               White, Grey

2018/2019                   Kids 2                               White, Grey, Yellow

2016/2017                   Kids 3                               White, Grey, Yellow

2014/2015                   Youth 1                              White, Grey, Yellow & Up

2012/2013                   Youth 2                             White, Grey, Yellow & Up

2010/2011                    Teen                                  White, Grey, Yellow & Up

2008/2009                 Juvenile                            White, Blue

2007 and before       Adult Male                         White, Blue, Purple, Brown, Black

2007 and before       Adult Female                     White, Blue, Purple, Brown/Black

1995 and before        Master 1                             White, Blue, Purple, Brown/Black

1985 and before        Master 2                             White, Blue, Purple, Brown/Black

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REGISTRATION FEES

Early Bird Price (until May 25th): $80+tax

Regular Price (until July 12th): $100+tax

Late Price (until August 4th): $110+tax

+ $50+tax for Gi and NoGi

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SPECTATOR ENTRANCE FEE

$10 cash only

Children ages 8 and younger = No Admission Fee

Senior ages 65 and older = No Admission Fee

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IMPORTANT DATES

Registration Deadline: Tuesday August 4th 2025

Last day for Cancellations / Full Refunds: Tuesday August 4th 2025

Registration Check day (Athlete correction) deadline Wed Aug 5th 2025

Schedule Release Date Friday August 7th 2025

Brackets Release Date Friday August 7th 2025