Jeremy Byrne vs Koen Cook BJJ | Matstories

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Jeremy Byrne vs Koen Cook BJJ | Matstories

Mentality Jiu Jitsu

Unknown belt

No recorded matches as Unknown belt yet

Unknown belt, 0 recorded matches at this belt

Evolve Brazilian Jiu Jitsu

Grey

Fought 11 recorded matches as Grey since Feb 2026

Grey, 11 recorded matches at this belt

0–1 in meetings

Meetings

Koen Cook won
BJJ NATIONAL AUSTRALIAN OPEN 2026 · Byron Bay · Boys Gi / Novice / Pee Wee II (8yrs) / -33.2 kg · Submission