Jason Siroen

24 matches · 11 won · 13 lost · 0 with video

Grappling Industries AMSTERDAM 2026-08-01

🥉 3rd Gi Adult / Male / Blue / Master (30+) / -185 lbs

Lost vs Baskhan Islamkhanov (Jiu-jitsu Ardent)
Gi Adult / Male / Blue / Master (30+) / -185 lbs · Round 3 · submission
Lost vs Roberto With (Legacy MMA & BJJ)
Gi Adult / Male / Blue / Master (30+) / -185 lbs · Round 2 · points
Won vs Mark Te Wierik (Renzo Gracie Holland)
Gi Adult / Male / Blue / Master (30+) / -185 lbs · Round 1 · points

🥈 2nd Master Male (30+ years) / Blue belt / -85,5 kg

Lost vs Mike Goodall (Renzo Gracie Holland)
Master Male (30+ years) / Blue belt / -85,5 kg · Round 2 · points
Won vs Rainiero Bringas Perry (Energia Martial Arts)
Master Male (30+ years) / Blue belt / -85,5 kg · Round 1 · points

Lost vs Nedim Derya (KimurabjjTürkiye)
No Gi Adult / Male / Intermediate (Blue) / Master (30+) / -185 lbs · Round 3 · walkover
Lost vs Joniscesar Silva (Fabricio Ribeiro Team)
No Gi Adult / Male / Intermediate (Blue) / Master (30+) / -185 lbs · Round 2 · walkover
Lost vs Andy Plimmer (Radgie Rollers)
No Gi Adult / Male / Intermediate (Blue) / Master (30+) / -185 lbs · Round 1 · walkover
Lost vs Joniscesar Silva (Fabricio Ribeiro Team)
Gi Adult / Male / Blue / Master (30+) / -185 lbs · Round 3 · walkover
Lost vs Andy Plimmer (Radgie Rollers)
Gi Adult / Male / Blue / Master (30+) / -185 lbs · Round 2 · walkover
Lost vs Marciano Peroti (Gracie Jiu-Jitsu Alkmaar)
Gi Adult / Male / Blue / Master (30+) / -185 lbs · Round 1 · walkover

Lost vs Mamadou Diallo (C.E.N.S. ACADEMY)
Adult Male (16+ years) / White belt / -88,3 kg · Round 4 · submission
Lost vs Hamza Bulut (Pound for Pound Den Haag)
Adult Male (16+ years) / White belt / -88,3 kg · Round 3 · points
Won vs Jeroen Brink (OPUS martial arts)
Adult Male (16+ years) / White belt / -88,3 kg · Round 2 · submission
Won vs Nassim Slama (C.E.N.S. ACADEMY)
Adult Male (16+ years) / White belt / -88,3 kg · Round 1 · submission

🥇 1st Men Gi / White / Middle Weight (80 Kg to 84.9 Kg) / Adult

Won vs Ivan Mishchanyuk (Haven BJJ)
Men Gi / White / Middle Weight (80 Kg to 84.9 Kg) / Adult · Round 3 · submission
Won vs Farhad Karawan (GRAPPLING-DIVISION)
Men Gi / White / Middle Weight (80 Kg to 84.9 Kg) / Adult · Round 1 · walkover
Lost vs Kevin Das (Team impact)
Men No-Gi / Beginner / Middle Weight (80 Kg to 84.9 Kg) / Adult · Round 3 · submission
Won vs Rory Mann (Gracie Jiu-Jitsu Alkmaar)
Men No-Gi / Beginner / Middle Weight (80 Kg to 84.9 Kg) / Adult · Round 2 · points
Lost vs Farhad Karawan (GRAPPLING-DIVISION)
Men No-Gi / Beginner / Middle Weight (80 Kg to 84.9 Kg) / Adult · Round 1 · points

🥇 1st Master Male (30+ years) / White belt / -82,3 kg

Won vs Casper Hazeveld (Bushido BJJ)
Master Male (30+ years) / White belt / -82,3 kg · Round 4 · points
Won vs Steff Van Blokland (Jiu Jitsu Factory)
Master Male (30+ years) / White belt / -82,3 kg · Round 3 · submission
Won vs Jorri Roosen (Team Bolinha)
Master Male (30+ years) / White belt / -82,3 kg · Round 2 · submission
Won vs Steve Cokaiko (Gracie Barra Maastricht)
Master Male (30+ years) / White belt / -82,3 kg · Round 1 · submission

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