UNITED STATES JU-JITSU ® FEDERATION (USJJF)
Connect With Us
  • OFFICIAL SITE
    • Contact Us
  • USJJF ®
    • Overview >
      • Welcome by USJJF President Bethers
      • USJJF's Culture Statement
      • General Information
      • Organization Structure
      • USA JU-JITSU ® Constitution
      • Sponsors
    • Leadership >
      • Officers
      • Board of Directors
      • Senior Masters Caucus
      • Committees
      • USA Unified Martial Arts Hall Of Fame
    • Legal Notice - Registered Trademarks ®
    • USJJF Code of Ethics
    • Partners & Affiliates
    • Library - Archive - Forms
    • USA Ju-Jitsu ® Foundation
  • PROGRAMS
    • National & Intl. Programs
    • United States Ju-Jitsu ® Program
    • United States Para Jiu-Jitsu ® Program >
      • USPJJ ® - Excellence for All
      • USPJJ ® Coach Certification
      • USPJJ ® Competition Rules
    • USA Ju-Jitsu ® - Sport Program >
      • National Team Selection
    • USA Jiu-Jitsu ® - BJJ Grappling Program
    • United States Taiho Jutsu Program
    • USA Jujutsu - Traditional Program >
      • Historical Overview
      • Densho of Traditional Jujutsu
      • Systems / Schools of Traditional Jujutsu
      • Links of Trad JJ
      • Trad JJ Reading List
      • Trad JJ Videos
    • World Org of Self-Defense - W.O.S.D.
  • MEMBERSHIP
    • Documents & Photos
    • Background Checks
    • On-Line Registration >
      • Annual Membership >
        • US Citizen / US Resident - Annual Membership
        • "All American" (Three Natl Orgs) Annual Membership
        • International Affiliate - Annual Membership
        • National Organization - Annual Membership
      • Life Membership >
        • US Citizen / US Resident - Life Membership
        • US "Seniors" - Life Membership
        • "All American" (Three Natl Orgs) - Life Membership
        • International Affiliate - Life Membership
      • School Membership >
        • Annual School Membership in USA
        • Annual School Membership - International Affiliate
        • Annual "American" School Membership - "Two" National Orgs
        • Annual "All American" School Membership - "Three" National Orgs
        • "Packaged" School Memberships >
          • Copper School Member (10 Students)
          • Bronze School Member (20 Students)
          • Silver School Member (30 Students)
          • Gold School Member (50 Students)
          • Platinum School Member (75 Students)
    • Life Members List
  • NEWS / MEDIA
    • 2022 USA Unified Martial Arts Hall of Fame
    • 2025 Martial Arts Unified International Hall Of Fame
    • Sport Ju-Jitsu In Action
    • USA Media >
      • Regional, National, US Open & International Championships
    • World Media >
      • 25th TAFISA CONGRESS 2017
      • 18th WORLD MARTIAL ARTS CONVENTION
      • 24th TAFISA Congress - 2015 >
        • Report on 24th Congress
      • TAFISA & IOC - Mutual Support..!!
      • 2015 World Ju-Jitsu Congress
      • 2016 World Ju-Jitsu Congress
    • Events >
      • Upcoming
      • Reports >
        • 2022 USA Unified Martial Arts Hall of Fame
        • 2019 USJJF ® Hall of Fame
        • 2019 World Ju-Jitsu Championships
        • 2019 - Journey to Japan
        • 2019 - Intl Martial Arts Conference
        • 2018 WORLD JU-JITSU KATA CHAMPIONSHIPS
        • 2018 - INTL MA CONGRESS - Portugal
        • 2018 - INTL SEMINAR IN SPAIN
        • 2018 USA JU-JITSU ® SPRING CAMP
        • 2018 USA JU-JITSU ® National Championships
        • USA Jiu-Jitsu ® News
        • USJJF & UNESCO Traditional Sports & Games
        • 2017 WORLD JUJITSU CHAMPIONSHIPS
        • 2017 - USJJF Expo - UNM
        • Fall 2017 - Advanced Training Seminar in New Mexico
        • 2017 Intl. Seminar in Spain
        • 2015 USA Team - World Championships in Switzerland
        • 2015 National & US Open Championships
        • 2014 National & US Open Championships
        • 2014 USJJF & KMK Symposium
        • 2013 National & US Open Championships
        • 2012 National & US Open Championships
        • 2011 National & US Open Championships
    • World News
    • National News
    • Photo Galleries >
      • USA Jujutsu - Trad JJ Photos
      • USA Ju-Jitsu ® - Sport Photos
      • USA Jiu-Jitsu ® - (BJJ) Photos
      • USJJF Celebration Photos
    • Video Galleries >
      • USA Jujutsu - Traditional Videos
      • USA Ju-Jitsu ® Sport Videos
      • USA Jiu-Jitsu ® - BJJ Videos
  • SYSTEMS
    • Systems & Yudanshakai
    • Background Checks
    • Senior Dan Grades Promotion Policy
    • Rank Certification >
      • US Ju-Jitsu ® National Rank System
      • Application >
        • National USJJF ® Kyu Grade
        • National USJJF ® Dan Grade
        • US Taiho Jutsu Dan Grade
        • Continental PJJF Dan Grade
        • International MAIF Dan Grade
        • International W.O.S.D. Dan Grade
    • System Recognition & Rank Certification Procedures
    • USJJF Instructor - Examiner Certification
    • USJJF Special Title Certification
    • Min. Age & Time-In-Grade Standards
    • United States Ju-Jitsu ® National System
    • USA Jiu-Jitsu ® (BJJ) Curriculum
  • LEADER BIOGRAPHIES
  • RESOURCES
    • Store >
      • Kiai Budo Shop
      • Cafe Press Store
    • School Directory
    • USJJF Special Titles Policy
    • Articles, Essays & Books >
      • Book - Ju-Jitsu Do, 5th Kyu thru 1st Dan Rank Requirements of USJJF
      • Book - US Ju-Jitsu ®, 1st Dan thru 5th Dan Rank Requirements of USJJF
      • Book - Jujutsu Traditions, Ways & Practices
      • Book - Tenjin Shinyo Ryu Jujutsu
      • Book - Jigoro Kano, Writings of Kodokan Judo Founder
      • Book - Kodokan Kime-no-Kata
    • Training & Certification >
      • Seminars >
        • Antonio la Sandra Seminars
        • Tenjin Shinyo Ryu Training
        • USJJF ® President - Bethers' Clinics
      • Instructors-Examiners
      • Coaching & Certification
      • Referees Training & Certification
    • Event Sanctions
    • Anti-Doping
    • Competition Rules >
      • USJJF Referee Certification
      • Kumite, Self Defense & Kobudo
      • USA Jiu-Jitsu ® (BJJ) Comp. Rules
Picture
Picture
Gene Twombly
Picture
Gene Twombly

Regional Representative of United States Ju-Jitsu Federation (USJJF)
USJJF Senior Level Instructor - Examiner Certification
Member - United States Taiho Jutsu Committee


                                                                                                            
Sensei Gene began his studies in 1983 at the Topeka Judo Academy, where he studied both Shoto-Kai Karate and Judo/Ju-Jitsu under his first instructor Sensei Ron Vowell.  He has spent the last 15 years developing his Judo & Ju-Jitsu skills, under W. Dieter Reitzig. 

He was promoted to the rank of Shodan, 1st Degree Black Belt in Judo in 2005 and then Jujitsu in 2007.
​In 2011 he founded Dragon Heart Martial Arts LLC, Gene is also the creator of the Judo No Kihon and 360 Jujitsu Defense Systems.  He is committed to teaching the core principals of Judo and Ju-jitsu.


In 2013 Gene joined forces to create what is now called the Fight Back 360 Seminars to help the community; he brought together a group of talented people (Robert Koski, Gene Twombly, Doris Rivera-Black, and Cassandra Perkins) from across Colorado, these individuals donate their time to teach low or no cost seminars on anti-bullying, women’s, and men self-defense.

Sensei Twombly's Current Martial Art Ranks:

·         Yondan, (4th Degree Black Belt) in United States Ju-Jitsu, USJJF
·         Yondan, (4th Degree Black Belt) in Judo No Kihon
·         Yondan, (4th Degree Black Belt) in Traditional Kodokan Judo, USA-TKJ
​.         Yondan, (4th Degree Black Belt) in 360 Complete Defense System
​.         Shodan, (1st Degree Black Belt) in Taiho Jutsu, USJJF


Sensei Twombly can be contacted at the following address:

Dragon Heart Martial Arts - Facebook Page
Gene Twombly
Website: http://www.fightback360.com/

10355 S. Progress Way - Parker, Colorado  80138
E-Mail:  gtwombly@q.com
Phone: 720-989-1882 
Sensei Gene Twombly's Facebook Page
Picture
George E. Anderson - USJJF Founder, 1931-2009

What Our Members Are Saying

John Connolly - USJJF ® is one of the most well organized, service oriented and professional national jujutsu / ju-jitsu / jiu-jitsu organizations in the USA...

Edward Wilkes - USJJF ® is the most open and informative national  jujutsu / ju-jitsu / jiu-jitsu organization that I have ever been associated with... 

Contact Us

USJJF National Office:
Email: natlhq.usjjf@gmail.com

Subscribe

Join our mailing list today!
JOIN WITH US TODAY..!!
This Page, and All Contents Copyright © 1971 - 2023 by the UNITED STATES JU-JITSU FEDERATION (USJJF), HQs in Reno, NV.
"UNITED STATES JU-JITSU",  "UNITED STATES JU-JITSU FEDERATION", "USJJF", "US JU-JITSU", "USJJ", "USA JU-JITSU", "USAJJ", "USA JU-JITSU FEDERATION", "USAJJF", "USA JIU-JITSU"," USAJJ" , "UNITED STATES PARA JIU-JITSU", "US PARA JIU-JITSU", "USPJJ" and its Logos are
​
Registered Trademarks ® ​ of the UNITED STATES JU-JITSU FEDERATION (USJJF) ®.