Jakub Zajkowski

1º lugar

• London Fall International Open IBJJF Jiu-Jitsu Championship 2015 — PURPLE / Adult / Male / Middle (Champion)
• European Jiu-Jitsu IBJJF Championship 2016 — PURPLE / Adult / Male / Middle (Champion)
• 1st Place IBJJF Rome Open (2019)
• 1st Place London Warrior Cup (2019)
• 1st Place IBJJF London Fall Open (2019)
• 1st Place IBJJF Dublin Open (2019)
• Paris Fall International Open IBJJF Jiu-Jitsu Championship 2019 — BLACK / Adult / Male / Medium Heavy (Champion)
• 1st Place IBJJF Paris Open (2019)
• 1st Place IBJJF Amsterdam Open (2019)
• Paris Spring International Open IBJJF Jiu-Jitsu Championship 2019 — BROWN / Adult / Male / Medium Heavy (Champion)
• London Fall International Open IBJJF Jiu-Jitsu Championship 2019 — BLACK / Adult / Male / Medium Heavy (Champion)
• Rome Fall International Open IBJJF Jiu-Jitsu Championship 2019 — BLACK / Adult / Male / Medium Heavy (Champion)
• Dublin International Open IBJJF Jiu-Jitsu Championship 2019 — BLACK / Adult / Male / Medium Heavy (Champion)
• Munich International Open IBJJF Jiu-Jitsu Championship 2020 — BLACK / Adult / Male / Open Class (Champion)

2º lugar

• London Fall International Open IBJJF Jiu-Jitsu No-Gi Championship 2015 — PURPLE / Adult / Male / Middle (Runner-up)
• Rome International Open IBJJF Jiu-Jitsu Championship 2015 — PURPLE / Adult / Male / Middle (Runner-up)
• London Fall International Open IBJJF Jiu-Jitsu Championship 2019 — BLACK / Adult / Male / Open Class (Runner-up)

3º lugar

• London Winter International Open IBJJF Jiu-Jitsu Championship 2015 — PURPLE / Adult / Male / Middle (3rd Place)
• European Jiu-Jitsu No-Gi IBJJF Championship 2015 — PURPLE / Adult / Male / Middle (3rd Place)
• European Jiu-Jitsu IBJJF Championship 2017 — PURPLE / Adult / Male / Middle (3rd Place)
• Rome International Open IBJJF Jiu-Jitsu Championship 2018 — BROWN / Adult / Male / Medium Heavy (3rd Place)
• Amsterdam International Open IBJJF Jiu-Jitsu Championship 2019 — BLACK / Adult / Male / Open Class (3rd Place)
• European Jiu-Jitsu IBJJF Championship 2020 — BLACK / Adult / Male / Medium Heavy (3rd Place)
• 3rd Place IBJJF European Open (2020 / 2022)
• European IBJJF Jiu-Jitsu Championship 2022 (Flo) — BLACK / Adult / Male / Heavy (3rd Place)