Oscar Kosiniec

BJJ League #15 - Norway 2026-06-20

🥇 1st Boys Gi / Grey / Junior (12-13yrs) / -36,30 kg · 🥈 2nd Boys No-Gi / Grey / Junior (10-13yrs) / -34,80 kg

• Won vs Tobias Tåje Øksnevad (Kimura Lillehammer Tvekamp)
  Boys Gi / Grey / Junior (12-13yrs) / -36,30 kg · Round 2 · points
• Won vs Kim Pham (Roger Gracie Academy NORWAY)
  Boys Gi / Grey / Junior (12-13yrs) / -36,30 kg · Round 1 · submission
• Lost vs Aariyan Vijay (Roger Gracie Academy NORWAY)
  Boys No-Gi / Grey / Junior (10-13yrs) / -34,80 kg · Round 2 · submission
• Won vs Almi Ruf (Frontline Academy Hasle)
  Boys No-Gi / Grey / Junior (10-13yrs) / -34,80 kg · Round 1 · submission

NOC 2026-#23-Spring edition 2026-03-28

🥉 3rd Boys Gi / 12-13 years / Grey-Yellow / -34 kg

• Won vs Yasiin Lindqvist (Föreningen Hilti Fightcenter Uppsala)
  Boys Gi / 12-13 years / Grey-Yellow / -34 kg · Round 1 · submission
• Lost vs Emmerick Hazelius (Sthlm Shoot and Loyalty Muaythaiförening)
  Boys Gi / 12-13 years / Grey-Yellow / -34 kg · Round 1 · points

BJJ League #14 - Norway 2026-03-07

🥇 1st Boys Gi / Grey / Junior (12-13yrs) / -36,30 kg

• Won vs Jonathan Crawfurd Stange (Ippon Judo & BJJ)
  Boys Gi / Grey / Junior (12-13yrs) / -36,30 kg · Round 2 · submission
• Won vs Kim Pham (Roger Gracie Academy NORWAY)
  Boys Gi / Grey / Junior (12-13yrs) / -36,30 kg · Round 1 · points

Good vibes Grappling circuit 1 - 2026 2026-02-14

🥇 1st Boys Gi / White + grey + yellow + orange belts and green belts / 11-13 years / -35,00 kg 11-13years

• Won vs Ludvik Aleksander Olsen (Roger Gracie Academy NORWAY)
  Boys Gi / White + grey + yellow + orange belts and green belts / 11-13 years / -35,00 kg 11-13years · Round 3 · submission
• Won vs Saket Sharma (Gracie Barra Jessheim)
  Boys Gi / White + grey + yellow + orange belts and green belts / 11-13 years / -35,00 kg 11-13years · Round 2 · submission
• Won vs Aram Assad (FRAM kampsport)
  Boys Gi / White + grey + yellow + orange belts and green belts / 11-13 years / -35,00 kg 11-13years · Round 1 · submission

Grappling Industries LONDON 2026-01-31

• Won vs Mariyam Khan (313 Brazilian Jiu Jitsu)
  No Gi Kids / Intermediate (Grey) / 10 - 11 years / -75 lbs · Round 4 · submission
• Lost vs Aaron Kowalski (The Griphouse BJJ)
  No Gi Kids / Intermediate (Grey) / 10 - 11 years / -75 lbs · Round 4 · submission
• Won vs Aveer Khunkhun (Beast Fight Team)
  No Gi Kids / Intermediate (Grey) / 10 - 11 years / -75 lbs · Round 3 · points
• Lost vs Rowan Coulson (Predators MMA and BJJ Academy Manchester)
  No Gi Kids / Intermediate (Grey) / 10 - 11 years / -75 lbs · Round 2 · submission
• Won vs Olivier Kosiniec (Roger Gracie Academy NORWAY)
  Gi Kids / Grey / 10 - 11 years / -75 lbs · Round 4 · submission
• Won vs Aveer Khunkhun (Beast Fight Team)
  Gi Kids / Grey / 10 - 11 years / -75 lbs · Round 4 · points
• Lost vs Aaron Kowalski (The Griphouse BJJ)
  Gi Kids / Grey / 10 - 11 years / -75 lbs · Round 3 · points
• Lost vs Jak Fairweather (Ignite Martial Arts)
  Gi Kids / Grey / 10 - 11 years / -75 lbs · Round 2 · submission

XMAS Open BJJ & Nogi 2025 2025-12-06

🥉 3rd Boys Gi / Grey / Junior III (12yrs) / -36,2 kg

• Won vs Herman Aarvold-Nilsen (Checkmat Norway)
  Boys Gi / Grey / Junior III (12yrs) / -36,2 kg · Round 3 · submission
• Lost vs Sayf Temirov (Novus Academy)
  Boys Gi / Grey / Junior III (12yrs) / -36,2 kg · Round 2 · submission

Sande BJJ-Cup 29th of November 2025 2025-11-29

🥇 1st Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg · 🥇 1st Boys/gutter med Gi / Født 2013-2014 / Grey / - 30 kg

• Won vs Dominik Nikakoshev (Hadeland Kampsport INAKTIV PROFIL)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 30 kg · Round 3 · walkover
• Won vs Aeliana Kocaerol Høgnes (Roger Gracie Academy NORWAY)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 30 kg · Round 2 · points
• Won vs Ludvik Aleksander Olsen (Roger Gracie Academy NORWAY)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 30 kg · Round 1 · submission
• Won vs Tobias Tåje Øksnevad (Kimura Lillehammer Tvekamp)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg · Round 3 · submission
• Won vs Herman Aarvold-Nilsen (Checkmat Norway)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg · Round 1 · submission

BJJ League #13 - Norway 2025-10-04

🥇 1st Boys Gi / Grey / Junior (11-12yrs) / -36,30 kg · 🥇 1st Extra Fight

• Won vs Collin Westli Molin (Novus Academy)
  Extra Fight · Round 2 · submission
• Won vs Aeliana Kocaerol Høgnes (Roger Gracie Academy NORWAY)
  Extra Fight · Round 1 · submission
• Won vs Tobias Tåje Øksnevad (Kimura Lillehammer Tvekamp)
  Boys Gi / Grey / Junior (11-12yrs) / -36,30 kg · Round 2 · submission
• Won vs Tobias Tåje Øksnevad (Kimura Lillehammer Tvekamp)
  Boys Gi / Grey / Junior (11-12yrs) / -36,30 kg · Round 1 · submission

BJJ Nation kids tournament #6 Gi & NoGi 2025-09-13

🥈 2nd Boys Gi / 10-11 years / Grey/Yellow / -31 kg

• Lost vs Liam Aronsson (Conde IF)
  Boys Gi / 10-11 years / Grey/Yellow / -31 kg · Round 3 · submission
• Won vs Thor Wickman (MMA Center IF)
  Boys Gi / 10-11 years / Grey/Yellow / -31 kg · Round 4 · points
• Won vs Ayah Boudjema (Samurang Fightcenter IF)
  Boys Gi / 10-11 years / Grey/Yellow / -31 kg · Round 2 · submission
• Won vs Storm Hollows (Team Carvalho Norway)
  Boys Gi / 10-11 years / Grey/Yellow / -31 kg · Round 1 · submission

Sande BJJ-Cup 14th of June 2025 2025-06-14

🥇 1st Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg

• Lost vs Magnus Oppen (Checkmat Norway)
  Boys/gutter med Gi / Født 2013-2014 / Grey / Yellow - 40 kg · Round 5 · points
• Won vs Aariyan Vijay (Roger Gracie Academy NORWAY)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg · Round 1 · submission
• Lost vs Luna Truong (Roger Gracie Academy NORWAY)
  Boys/gutter med Gi / Født 2013-2014 / Grey / Yellow - 40 kg · Round 3 · points
• Lost vs Sokrates Vasstrand (Checkmat Norway)
  Boys/gutter med Gi / Født 2013-2014 / Grey / Yellow - 40 kg · Round 4 · submission
• Won vs William Johnsen Nemati (Checkmat Norway)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg · Round 5 · submission
• Won vs Jacob Dadi (Roger Gracie Academy NORWAY)
  Boys/gutter med Gi / Født 2013-2014 / Grey / Yellow - 40 kg · Round 2 · submission
• Won vs Dyre Bendiksby (Ippon Judo & BJJ)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg · Round 3 · points
• Won vs Nina Jarczak (Roger Gracie Academy NORWAY)
  Boys/gutter med Gi / Født 2013-2014 / Grey / - 35 kg · Round 2 · points

BJJ Nation tournament #11 2025-06-07

🥈 2nd Boys Gi / 10-11 years / Grey / -31 kg

• Lost vs Otis Axelsson (Halmstad kampsportsförening)
  Boys Gi / 10-11 years / Grey / -31 kg · Round 2 · submission
• Won vs Jibril Khattab (Fightzone Malmö)
  Boys Gi / 10-11 years / Grey / -31 kg · Round 1 · points

Oslo Open BJJ Summer 2025 2025-06-07

🥇 1st Boys / White-Grey / -31 kg / 10-11 years

• Won vs Shakib Nagari (Grip Gym)
  Boys / White-Grey / -31 kg / 10-11 years · Round 3 · submission
• Won vs Wilhelm J.Maubach Hvide (Frontline Academy Bergen)
  Boys / White-Grey / -31 kg / 10-11 years · Round 2 · submission

SpringRoll 2025 2025-05-10

🥉 3rd Boys Gi / Grey / Junior I (10yrs) / -33,20 kg

• Lost vs Haris MOHAMMAD (Fightzone Malmö)
  Boys Gi / Grey / Junior I (10yrs) / -33,20 kg · Round 3 · decision
• Lost vs Abubakar Idrisov (Novus Academy)
  Boys Gi / Grey / Junior I (10yrs) / -33,20 kg · Round 1 · submission

BJJ League #12 - Norway 2025-05-03

🥈 2nd Boys Gi / Grey / 10-11yrs / -30,40 kg

• Lost vs Jacob Sorgjerd (Frontline Academy Oslo-HQ)
  Boys Gi / Grey / 10-11yrs / -30,40 kg · Round 3 · submission
• Won vs Ludvik Aleksander Olsen (Roger Gracie Academy NORWAY)
  Boys Gi / Grey / 10-11yrs / -30,40 kg · Round 2 · submission
• Won vs Magnus Gjølme (Frontline Academy Oslo-HQ)
  Boys Gi / Grey / 10-11yrs / -30,40 kg · Round 1 · submission

BJJ Nation Kids tournament #5 2025-03-29

🥉 3rd Boys Gi / 10-11 years / Grey / -31 kg

• Lost vs Liam Aronsson (Conde IF)
  Boys Gi / 10-11 years / Grey / -31 kg · Round 4 · submission
  ▶ Watch at 0:59:02
• Won vs Josef Taktak (MMA Center IF)
  Boys Gi / 10-11 years / Grey / -31 kg · Round 3 · walkover
  ▶ Watch at 0:53:07
• Won vs Oscar Engelbert (Masthuggets Kampsportsklubb)
  Boys Gi / 10-11 years / Grey / -31 kg · Round 2 · submission
  ▶ Watch at 0:47:27
• Lost vs Otis Axelsson (Halmstad kampsportsförening)
  Boys Gi / 10-11 years / Grey / -31 kg · Round 1 · submission
  ▶ Watch at 0:38:52

NAGA London Grappling Championship 2025-03-15

🥉 3rd Children No-Gi (Male) / Intermediate / 25 - 29.9 / 10-11 years · 🥉 3rd Children Gi (Male) / Intermediate / 25 - 29.9 / 10-11 years

• Lost vs Bertie Davey (The Combat institute)
  Children Gi (Male) / Intermediate / 25 - 29.9 / 10-11 years · Round 2 · points
• Lost vs Alan Bilot (Gracie Barra Ashbourne Official)
  Children Gi (Male) / Intermediate / 25 - 29.9 / 10-11 years · Round 1 · points
• Lost vs Alan Bilot (Gracie Barra Ashbourne Official)
  Children No-Gi (Male) / Intermediate / 25 - 29.9 / 10-11 years · Round 2 · decision
• Lost vs Bertie Davey (The Combat institute)
  Children No-Gi (Male) / Intermediate / 25 - 29.9 / 10-11 years · Round 1 · submission

Sande BJJ-cup 21. september 2024 2024-09-21

🥇 1st Boys/gutter med Gi / Født 2013-2014 / White / - 30 kg

• Won vs Ethan Gabriel Hiponia (Gracie Barra Jessheim)
  Boys/gutter med Gi / Født 2013-2014 / White / - 30 kg · Round 3 · points
• Won vs Ludvik Aleksander Olsen (Roger Gracie Academy NORWAY)
  Boys/gutter med Gi / Født 2013-2014 / White / - 30 kg · Round 1 · points

SpringRoll 2024 BJJ & NOGI 2024-05-04

🥈 2nd Boys Gi / White / Junior I (10yrs) / -30,20 kg

• Lost vs Storm Hollows (Team Carvalho Norway)
  Boys Gi / White / Junior I (10yrs) / -30,20 kg · Round 2 · submission
• Won vs Nicolai Schønning Brox Hauger (Novus Academy)
  Boys Gi / White / Junior I (10yrs) / -30,20 kg · Round 1 · points