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11 Commerce Way (Stop & Shop Plaza) Johnston, RI 02919
Raffi A. Derderian

About Derderian Academy of Martial Arts in Johnston, RI

Meet Raffi A. Derderian

Owner and Chief Instructor at
Derderian Academy of Martial Arts in Johnston
7th Degree Black Belt

Sifu Raffi Derderian began martial arts in 1973 in the art of Uechi-ryu Karate. In 1990 he began the study of Jeet Kune Do & Filipino Martial Arts. He is also an Instructor of Kempo.

Sifu Raffi holds the following ranks:

  • Apprentice Instructor- JKD and Kali under Guro Dan Inosanto
  • Senior Full Instructor (over 20 years under Sifu Kevin Seaman) - Jun Fan/Jeet Kune Do & Filipino Martial Arts
  • 8th Degree Black Belt - Shinko-Ryu Kempo (promoted to 8th degree by Grandmaster Larry Tatum)
  • 7th Degree Black Belt - Uechi-ryu Karate under Master George Mattson
  • 3rd Degree Black Belt - Filipino Martial Art Combatives under Hock Hochheim
  • 2nd Degree Black Belt -Oki-Ryu Kenpo
  • Ranked "Expert" in Knife Combatives by the Congress of American Knifefighters (Hock Hochheim)
  • Recognized "Shihan of Martial Arts" by the International Uechi Karate Association

Meet Susan Derderian

Instructor at
Derderian Academy of Martial Arts in Johnston
4th Degree Black Belt

Sensei Susan Derderian began her martial arts journey in 1991 with the study of Kenpo Karate. She is the Director for the Little Dragon’s Program at Derderian Academy.

Sensei Susan has done a considerable amount of cross training in martial arts and holds the following ranks.

  • 4th Degree Black Belt-Shinko-ryu Kempo
  • 1st Degree Black Belt-Oki-ryu Kenpo
  • Level 3-Jun Fan Gung Fu/Jeet Kune Do
  • Intermediate Rank-Filipino Martial Arts
  • She is also a certified Yoga Instructor and teaches several classes at our facility

How To Get Started

Come join our Johnston, RI Martial Arts facility! We offer programs in Adult Martial Arts, Kids Martial Arts, and Yoga. Choose a program that most interests you and have the opportunity to sign-up right here on our site for one of our awesome web specials. Or feel free to give us a call at 401-946-0384 if you have any further questions. Derderian Academy of Martial Arts hopes to speak with you soon!

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