Calum Mathewson + Follow

ADCC | South Africa Open '26 2026-09-05

• Lost vs Mugammad Fayadr-rageem Jardine (RENZO GRACIE ACADEMY CAPE TOWN)
  Boys 15-17 years / Intermediate / -65 kg · Round 2 · points
• Won vs Jacob Gumede (Mecs Martial Arts(Pty) Ltd)
  Boys 15-17 years / Intermediate / -65 kg · Round 1 · submission
  ▶ Watch at 5:33:46
• Lost vs Justin Van Niekerk (Apex Jiu-Jitsu (Somerset West))
  Boys 15-17 years / Intermediate / -65 kg · Round 1 · submission

Grappling Industries CAPE TOWN 2026-04-25

🥉 3rd No Gi Kids / 14 - 15 years (Male) / Advanced (Yellow/Orange) / -135 lbs

• Lost vs Tiago Dos Santos (8292 Jiu Jitsu)
  No Gi Kids / 14 - 15 years (Male) / Advanced (Yellow/Orange) / -135 lbs · Round 3 · points
• Lost vs Hanru Viljoen (Rio grappling Langebaan)
  No Gi Kids / 14 - 15 years (Male) / Advanced (Yellow/Orange) / -135 lbs · Round 1 · submission

ADCC | Cape Town Open '26 2026-02-07

• Lost vs Caleb Raubenheimer (SBG CAPE TOWN)
  Boys 13-14 years / Intermediate / -55kg · Round 1 · submission
  ▶ Watch at 0:55:51

ADCC South Africa Open 2025-08-23

🥈 2nd Boys 13-14 years / Intermediate / -55kg

• Lost vs Hamza Mouneimne (PRIDE FIGHTING ACADEMY)
  Boys 13-14 years / Intermediate / -55kg · Round 2 · submission
  ▶ Watch at 2:08:28
• Won vs Michael Van Zyl (Iron Grip Martial Arts)
  Boys 13-14 years / Intermediate / -55kg · Round 1 · walkover

ADCC Cape Town Challenge 2025-06-28

🥉 3rd Boys 13-14 years / Intermediate / -55kg

• Won vs Muhammad EBRAHIM (Estrategia BJJSA)
  Boys 13-14 years / Intermediate / -55kg · Round 3 · submission
• Lost vs Mohammad Yusha Fredericks (Estrategia BJJSA)
  Boys 13-14 years / Intermediate / -55kg · Round 2 · points
• Won vs Mahdi Suliman (Estrategia BJJSA)
  Boys 13-14 years / Intermediate / -55kg · Round 1 · submission

ADCC Cabo Tormentosa Challenge 2025 2025-02-16

🥇 1st Boys 13-14 years / Intermediate / -55kg

• Won vs Arthur Dickinson (RENZO GRACIE ACADEMY CAPE TOWN)
  Boys 13-14 years / Intermediate / -55kg · Round 1 · submission

Alpha Grappling League 16 2024-08-17

🥇 1st Boys No-Gi / Intermediate / Teen I (13yrs) / -48,50 kg

• Won vs Chalvedo Lee-Carlo Jansen (Rio Grappling club South Africa)
  Boys No-Gi / Intermediate / Teen I (13yrs) / -48,50 kg · Round 1 · points
  ▶ Watch at 1:01:00