SAN JUAN TAEKWONDO
Character Through Self-Improvement
Welcome To Our
Martial Arts School

Welcome to SJTKD, where training is built around you. Our martial arts school offers traditional Taekwondo, sport Taekwondo, and adult boxing and fitness—so whether your goal is self-defense, confidence, peak performance, or simply getting in the best shape of your life, you’ll find your path here.
The training programs here go beyond just learning techniques. You’ll build real discipline, mental resilience, and physical strength in an environment designed to challenge and support you at every level. From first-time beginners to experienced competitors, every student is coached with purpose and progression in mind. No two students are the same—and your training shouldn’t be either.
Find the style that fits your goals, and make San Juan Taekwondo your training home!
Claim Your 2-Week Free Trial
Try real classes, meet our coaches, and see if SJTKD is the right fit—no pressure.
Meet our
Taekwondo Instructors
Master Alexandro Robles
Owner
5th degree black belt
Certified by World Taekwondo
Experience
25+ years of martial arts experience
15 years in Fitness industry boxing / kicking / functional fitness
Double major program
- BS degree in Neuroscience from MSU Denver
- BA Degree in Human Development MSU Denver
- BS degree in Exercise Science MSU Denver
In Competition
Resident Athlete team USA OTC
University of Madrid Taekwondo team
Team USA B team
ESA elite team member
American Tigers Taekwondo competition team
5 time CA state Champion
3 time CO state champion
Master Heidi
Martial arts experience since 2008
Master Zavala
Martial Arts experience since 2007
Instructor Justin
Martial arts experience since 2017,
Ranked top 10 USAT heavyweight Sparring
San Juan
Taekwondo Programs
Find your ideal program below!
Little Ninjas
Our little ninjas program is designed for students between the ages of 3-5 years old. We believe that students can learn basic martial arts fundamentals at any age. We focus on developing self-control, focus and attention, while improving balance, strength, and coordination. We want our little ninjas to take what they learn at taekwondo and apply it at home by being first time listeners.
Kids Taekwondo
Discover the world of Taekwondo with our engaging kids program! Learn essential self-defense skills, build confidence, and cultivate discipline in a supportive environment. Our experienced instructors will guide you through exciting drills and exercises, helping you develop strength, focus, and agility. Master Robles combines his 30 plus years of martial art experience and his degree in Human Development from MSU Denver to give students what they need both physically and mentally.
Adult Taekwondo
Join our adult Taekwondo program and unlock your full potential! Whether you’re a beginner or an experienced practitioner, our program offers a challenging yet rewarding experience. Refine your techniques, improve your fitness, and build mental resilience as you train alongside fellow enthusiasts. Our experienced instructors will guide you through dynamic workouts, and traditional forms to help you achieve your goals.
Sport Taekwondo
Whether you’re looking to hone your skills, stay active, or compete at the national/international level, our program offers something for everyone. Master Robles has over 20 years experience at the highest level in competition. Our sport Taekwondo program focuses on mindset, detailed instructions, speed & agility, and adaptability. Open for intermediate and advanced students.
Claim Your 2-Week Free Trial
Try real classes, meet our coaches, and see if SJTKD is the right fit—no pressure.
Meet Us
In Class

San Juan
Hours
Monday: 8 – 9 AM, 3 – 7:30 PM
Tuesday: 8AM – 7:30 PM
Wednesday: 8 – 9AM, 3:30 – 8:30 PM
Thursday: 8 – 9 AM, 3:30 – 7:30 PM
Friday: 8 – 9AM, 3:30 – 8:30 PM
Saturday: 8AM – 12 PM
Sunday: Closed