OUR LINEAGE
Renzo Gracie →
Founder
Red and black belt, 6 stripes
George Sernack →
Teacher
Black belt, 4 stripes
Kemail Verhoeven ↓
Head coach RGH
Black belt, 3 stripes
11 BLACK BELTS FROM KEMAIL
Olivier De Pryck Theo Tromp Patrick Krause Inez Krause Marcel Konings Marek Jankowski Michal Tauber Sergii Lysikov Tomas Tauber George Soulis Marcin Kasprzyk
EARNED ON THE MAT
Every belt at Renzo Gracie Holland is earned through years of training, discipline and perseverance. These are the people who walked that road.
12
Black
26
Brown
35
Purple
99
Blue
RECENTLY PROMOTED
Anja Sell
Brown · 19 Sep 2026
Erik Hartman
Brown · 19 Sep 2026
Florian Georghe
Purple · 19 Sep 2026
Rafael Alvares Stam
Purple · 19 Sep 2026
Simao Vidal
Purple · 19 Sep 2026
Adriaan Boxem
Blue · 19 Sep 2026
Mark van Peltenburg
Blue · 19 Sep 2026
Max Reuss
Blue · 19 Sep 2026
BLACK BELT 12 people
Kemail Verhoeven
Black + III · 22 Mar 2014 · by George Sernack
Olivier De Pryck
Black + I · 18 Dec 2021
Theo Tromp
Black + I · 20 May 2022
Patrick Krause
Black · 20 May 2022
Inez Krause
Black · 30 Sep 2022
Marcel Konings
Black · 14 Dec 2024
Marek Jankowski
Black · 14 Dec 2024
Michal Tauber
Black · 14 Dec 2024
Sergii Lysikov
Black · 14 Dec 2024
Tomas Tauber
Black · 14 Dec 2024
George Soulis
Black · 25 Oct 2025
Marcin Kasprzyk
Black · 17 Jun 2026
BROWN BELT 26 people
Marc de Wit
Brown · 12 Dec 2020
Pavel Krepela
Brown · 18 Dec 2021
Piotr Lipski
Brown · 20 May 2022
Henk van Mierlo
Brown · 4 Feb 2023
Bart van Geel
Brown · 23 Dec 2023
Dirk Schildermans
Brown · 25 Jan 2024
Nigel Anthony van Opstal
Brown · 27 Jun 2024
Paul Stekelenburg
Brown · 27 Jun 2024
Jens Goetelen
Brown · 22 Oct 2024
Alex Metzger
Brown · 14 Dec 2024
Jan Verhoeven
Brown · 28 Jun 2025
Barry Thompson
Brown · 9 Aug 2025
PURPLE BELT 35 people
Sven Lembcke
Purple · 18 Dec 2021
Sabine Fö
Purple · 30 Dec 2022
Stefan Lammerse
Purple · 30 Dec 2022
Michael Krijgsman
Purple · 30 Sep 2023
Michal Valenta
Purple · 30 Sep 2023
Paul Rietveld
Purple · 30 Sep 2023
Pawel Siwula
Purple · 30 Sep 2023
Aleksander Dimitrov
Purple · 23 Dec 2023
Marcin Szalkowski
Purple · 9 Jan 2024
Alain de Vrij
Purple · 20 Feb 2024
Uwe Reinhardt
Purple · 15 Apr 2024
Dion van Loon
Purple · 8 Jun 2024
BLUE BELT 99 people
Aleksander Sredanovic
Blue + IIII · 31 May 2014
Daan Hoogvliet
Blue + IIII · 23 Dec 2023
Kristina Horlova
Blue + IIII · 29 Mar 2025
Moritz Ziegler
Blue + IIII · 26 Apr 2025
Jeroen Magnee
Blue + III · 22 Aug 2020
Igor Sloma
Blue + III · 4 Feb 2023
Arda Dogan
Blue + III · 6 Dec 2023
Robert Ginder
Blue + III · 6 Dec 2023
Patrick Kanters
Blue + III · 30 Sep 2024
Jose "Zed" Nunes
Blue + III · 10 Dec 2024
Leonie Steyvers
Blue + III · 29 Mar 2025
Frank Bayer
Blue + III · 26 Apr 2025
