Jeremy Koo-Lekkerkerker

All Stars 2026 2026-06-27

🥈 2nd Boys Gi - BJJ Tour / Grey / Pee Wee 3 / 67.00 lbs · 🥈 2nd Boys No-Gi - BJJ Tour / Grey / Pee Wee 3 / 71.00 lbs

• Lost vs Marcus Le (Mindset Martial Arts)
  Boys No-Gi - BJJ Tour / Grey / Pee Wee 3 / 71.00 lbs · Round 3 · points
• Won vs Jorge Sanchez (Art of Entanglement)
  Boys No-Gi - BJJ Tour / Grey / Pee Wee 3 / 71.00 lbs · Round 2 · submission
• Lost vs Isaac Sumagang (Gilroy BJJ)
  Boys Gi - BJJ Tour / Grey / Pee Wee 3 / 67.00 lbs · Round 3 · submission
• Won vs Devansh Pradhan (Ta Danado Jiu Jitsu)
  Boys Gi - BJJ Tour / Grey / Pee Wee 3 / 67.00 lbs · Round 2 · submission
• Won vs Noah Jimenez (AntDawg's MMA Training Center)
  Boys No-Gi - BJJ Tour / Grey / Pee Wee 3 / 71.00 lbs · Round 1 · no-show

Grappling X 5/31/2026 Bay Jiu Jitsu Championships San Jose, CA 2026-05-31

🥈 2nd Gi-- Youth Divisions / 7-8 Years old / Male / Grey / 60.1 - 70 Lbs · 🥈 2nd No-Gi --Youth Divisions / 7-8 Years old / Grey Belts/Intermediate Division / 60.1 - 70 Lbs

• Lost vs Morgan Vallejos (APEX BJJ Vacaville)
  No-Gi --Youth Divisions / 7-8 Years old / Grey Belts/Intermediate Division / 60.1 - 70 Lbs · Round 2 · submission
  ▶ Watch at 4:06:13
• Won vs Elijah Van Staden (Gracie Fighter Vacaville)
  No-Gi --Youth Divisions / 7-8 Years old / Grey Belts/Intermediate Division / 60.1 - 70 Lbs · Round 1 · points
• Lost vs Johnny Ferrell (Satori no Michi dojo)
  Gi-- Youth Divisions / 7-8 Years old / Male / Grey / 60.1 - 70 Lbs · Round 3 · submission
• Won vs Everest Tsang (Daruma Dojo)
  Gi-- Youth Divisions / 7-8 Years old / Male / Grey / 60.1 - 70 Lbs · Round 2 · submission
• Won vs Ethan Hui (Charles Gracie San Mateo)
  Gi-- Youth Divisions / 7-8 Years old / Male / Grey / 60.1 - 70 Lbs · Round 1 · submission

Grappling Industries SAN JOSE 2026-03-21

• Lost vs Russell Jang (Mindset Martial Arts)
  No Gi Kids / 8 - 9 years / Intermediate (Grey) / -65 lbs · Round 3 · decision
• Lost vs Marcus Le (Mindset Martial Arts)
  No Gi Kids / 8 - 9 years / Intermediate (Grey) / -65 lbs · Round 2 · points
• Lost vs Julia Tom (One World Jiu Jitsu)
  No Gi Kids / 8 - 9 years / Intermediate (Grey) / -65 lbs · Round 1 · decision
• Lost vs Russell Jang (Mindset Martial Arts)
  Gi Kids / 8 - 9 years / Grey / -65 lbs · Round 5 · submission
• Won vs Everest Tsang (Daruma Dojo)
  Gi Kids / 8 - 9 years / Grey / -65 lbs · Round 2 · decision
• Lost vs Elijah Pham (Mindset Martial Arts)
  Gi Kids / 8 - 9 years / Grey / -65 lbs · Round 3 · points
• Lost vs Julia Tom (One World Jiu Jitsu)
  Gi Kids / 8 - 9 years / Grey / -65 lbs · Round 1 · points

BJJ Tour East Bay 2026-01-31

🥈 2nd Boys Gi - BJJ Tour / Grey / Pee Wee 3 / 67.00 lbs · 🥇 1st Boys No-Gi - BJJ Tour / Grey / Pee Wee 3 / 64.00 lbs

• Won vs Dominic Domingo Cabacungan-Sharma (Charles Gracie Daly City)
  Boys No-Gi - BJJ Tour / Grey / Pee Wee 3 / 64.00 lbs · Round 1 · no-show
• Won vs Andrew Shishkarev (Garth Taylor Jiu Jitsu)
  Boys No-Gi - BJJ Tour / Grey / Pee Wee 3 / 64.00 lbs · Round 2 · points
• Lost vs Beckham Guajardo (Gracie Barra Morgan Hill)
  Boys Gi - BJJ Tour / Grey / Pee Wee 3 / 67.00 lbs · Round 3 · submission
• Won vs Dominic Domingo Cabacungan-Sharma (Charles Gracie Daly City)
  Boys Gi - BJJ Tour / Grey / Pee Wee 3 / 67.00 lbs · Round 1 · points

U.S. Open 30th Anniversary 2025-11-15

🥉 3rd Boys Gi - BJJ Tour / White / Pee Wee 2 / 67.00 lbs · 🥉 3rd Boys No-Gi - BJJ Tour / White / Pee Wee 2 / 64.00 lbs

• Won vs Javi Sanjurjo-Ra (MBJJ - NOVA UNIAO CALIFORNIA)
  Boys No-Gi - BJJ Tour / White / Pee Wee 2 / 64.00 lbs · Round 3 · points
• Won vs Enzo Caviglia (Prisma Jiu-Jitsu - Morgan Hill)
  Boys No-Gi - BJJ Tour / White / Pee Wee 2 / 64.00 lbs · Round 2 · points
• Lost vs Fernando Nava (Club Tracy)
  Boys No-Gi - BJJ Tour / White / Pee Wee 2 / 64.00 lbs · Round 2 · submission
• Lost vs Anton Fluegge (Claudio Franca BJJ - Scotts Valley)
  Boys Gi - BJJ Tour / White / Pee Wee 2 / 67.00 lbs · Round 2 · points

Grappling Industries SAN JOSE 2025-05-31

🥈 2nd Gi Kids / White / 6 - 7 years / -65 lbs · 🥉 3rd No Gi Kids / Beginner (White) / 8 - 9 years / -65 lbs

• Lost vs Mohamed Benali (Ohana Mixed Martial Arts)
  No Gi Kids / Beginner (White) / 8 - 9 years / -65 lbs · Round 3 · submission
• Lost vs Adam Trang (Gracie Barra Morgan Hill)
  No Gi Kids / Beginner (White) / 8 - 9 years / -65 lbs · Round 2 · submission
• Won vs Teodoro Angel Lozano (Modesto Power)
  No Gi Kids / Beginner (White) / 8 - 9 years / -65 lbs · Round 1 · submission
• Lost vs Santiago Pena (Brazilian Jiu Jitsu Society)
  Gi Kids / White / 6 - 7 years / -65 lbs · Round 3 · points
• Won vs Enzo LOMBARD (Brazilian Jiu Jitsu Society)
  Gi Kids / White / 6 - 7 years / -65 lbs · Round 1 · submission