Grafton Jiu Jitsu, Kids, Fitness & Judo Instructors
Luke Summerfield

- Teaches Jiu Jitsu and functional Fitness
- Purple belt in Brazilian Jiu Jitsu
- Brown belt in Judo
- Certified Natural Trainer - Functional Fitness / Boot Camp
- Actively competitive in BJJ & Judo
Perry Wirth
- Teaches Jiu Jitsu and functional Fitness
- Purple belt in Brazilian Jiu Jitsu
- Brown belt in Judo
- 8 years as a competitive wrestler
- 5 years wrestling coaching experience
- Certified Natural Trainer - Functional Fitness / Boot Camp
- Actively competitive in BJJ & Judo
![]()
Gregg Roloff

- Teaches kids martial arts and Judo
- 37 years of kids & adult coaching experience
- 6th degree black belt in Judo (rokudan)
- 3 time Ronald Berndt Technique award for Wisconsin
- Former president and chairman of Wisconsin Judo, Inc.
Dillon Roloff

- Teaches kids martial arts and Judo
- Brown belt in Judo
- Junior national team qualifier
- Actively competitive in Judo
Neal Rosenberg

- Teaches Judo
- Black belt in Judo
- Blue belt in BJJ
- 6 years competitive wrestling experience
- Actively competitive in BJJ & Judo












