Academy profile

Duncan Martial Arts

Union, New Jersey

Google: 4.9 (66 reviews)

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Summary

Quick take on Duncan Martial Arts

Duncan Martial Arts at 627 Chestnut St in Union, NJ brings together Brazilian Jiu-Jitsu, self-defense, karate, taijutsu, jujutsu, weapons training, and fitness under one roof, c...

Overview

About Duncan Martial Arts

Duncan Martial Arts at 627 Chestnut St in Union, NJ brings together Brazilian Jiu-Jitsu, self-defense, karate, taijutsu, jujutsu, weapons training, and fitness under one roof, creating a broad martial arts environment for students with different goals. The academy serves children, teens, and adults through a program mix that includes Self Defense, Jujitsu school, Children + Teens, Karate club, Fitness, Physical fitness program, Taijutsu, Weapons, Martial arts school, Adults, Self defense school, Jujutsu, and Karate school. That range makes it a practical choice for families who want one school that can support multiple training paths, while also giving experienced martial artists room to explore complementary disciplines. For newcomers, the variety offers an approachable starting point; for returning practitioners, it creates a setting where technical growth and cross-training can continue side by side.

Instruction is led by Hanshi Gregory Duncan and O' Sensei Ronald Duncan, names that signal a strong traditional lineage and an academy culture grounded in discipline, structure, and respect for the arts. That foundation matters in a BJJ and self-defense setting, especially for students who want clear guidance as they build confidence on the mat. Duncan Martial Arts emphasizes practical training that can carry over into everyday life, whether the focus is on personal protection, coordination, conditioning, or deeper study of martial arts forms. The presence of both adult and youth programs also suggests a school that understands how to adapt instruction to different ages and experience levels without losing technical focus.

The academy’s key features and amenities support that versatile approach, making it easier for students to settle into training and stay consistent. A well-rounded facility experience is especially valuable for families balancing busy schedules, adults looking for a steady fitness outlet, and students who want a place where they can train regularly across different programs. Because the school combines martial arts education with physical fitness programming, it appeals to people seeking more than sparring or drills alone; it also serves those who want a structured way to improve strength, movement, and overall conditioning.

For anyone exploring Brazilian Jiu-Jitsu and martial arts in Union, Duncan Martial Arts stands out for its blend of tradition, breadth, and community-minded instruction. The academy’s website, http://duncanmartialarts.com/, offers a direct way to learn more about classes and training options before visiting in person. With offerings that span beginner-friendly self-defense to deeper martial arts study, the school gives local students a flexible place to train, progress, and develop skills that extend well beyond the mat.

Philosophy

Training Philosophy

For newcomers, the variety offers an approachable starting point; for returning practitioners, it creates a setting where technical growth and cross-training can continue side by side. Duncan Martial Arts emphasizes practical training that can carry over into everyday life, whether the focus is on personal protection, coordination, conditioning, or deeper study of martial arts forms.

Self DefenseJujitsu schoolChildren + TeensKarate clubFitnessPhysical fitness program

Class Hours

  • Friday: 4–10 PM
  • Monday: 4–10 PM
  • Saturday: 9 AM–2 PM
  • Sunday: Closed
  • Thursday: 4–10 PM
  • Tuesday: 4–10 PM
  • Wednesday: 4–10 PM
Reference

Third-Party Ratings

Third-party ratings shown for reference only. Visit the original platform for full reviews.

4.9

66 Google reviews

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Programs & Highlights

Programs & Classes

  • Self Defense
  • Jujitsu school
  • Children + Teens
  • Karate club
  • Fitness
  • Physical fitness program
  • Taijutsu
  • Weapons
  • Martial arts school
  • Adults
  • Self defense school
  • Jujutsu
  • Karate school

Instructors & Team

  • Hanshi Gregory Duncan
  • O' Sensei Ronald Duncan
Instructors

Instructor Spotlight

Hanshi Gregory Duncan and O' Sensei Ronald Duncan lead the instruction at Duncan Martial Arts. Their teaching environment spans self defense, jujutsu, taijutsu, karate, weapons, and fitness-based training, so you can expect a broad martial arts education rather than a single-track class structure. If you’re new, you’ll find a program that supports steady progress; if you’re experienced, you can build on technical work across multiple disciplines.

FAQ

Frequently Asked Questions

What BJJ classes does Duncan Martial Arts offer?
Duncan Martial Arts offers Jujutsu, Self Defense, Taijutsu, Karate, Weapons, Fitness, and Physical fitness programs alongside training for Adults and Children + Teens. The school also operates as a Jujitsu school, Self defense school, Martial arts school, and Karate school in Union, NJ.
Is Duncan Martial Arts good for beginners?
Yes, the academy includes Self Defense, Fitness, and Physical fitness program options that give new students a structured starting point. Its Adults and Children + Teens programs also make it easy to begin training in a setting built for different ages and experience levels.
Where is Duncan Martial Arts in Union, NJ?
Duncan Martial Arts is located at 627 Chestnut St in Union, NJ. The school also shares more about its programs and training approach on its website at http://duncanmartialarts.com/.
Does Duncan Martial Arts teach kids' BJJ?
Yes, the academy offers Children + Teens programs for younger students in Union, NJ. Those classes sit alongside adult training and the school’s broader martial arts curriculum, which includes jujutsu, karate, self defense, taijutsu, and weapons.
Who teaches at Duncan Martial Arts?
Hanshi Gregory Duncan and O' Sensei Ronald Duncan teach at Duncan Martial Arts. Their instruction supports a curriculum that includes jujutsu, self defense, taijutsu, karate, weapons, and fitness-focused martial arts training.

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Inside the academy

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