
Our Instructors
We’re proud to introduce the instructors who make Jung Ko Taekwondo a special place to train and grow. Our team is passionate about teaching, leading by example, and helping each student reach their full potential, both on and off the mat.

Grandmaster Jung Ko
9th Dan Kukkiwon Black Belt
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45 years of experience Taekwondo Teaching
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President of Korean Canadian Taekwondo Association Under the Korean Sports & Olympic Committee
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Queen Elizabeth II Golden Jubilee Medal Recipient, 2002
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Honourary Ambassador for the Korean Tourism Organization, 2018
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Gold Medalist of Canadian National Poomsae Championship, 2022
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Silver Medalist of Pan American Poomsae Championship, 2022
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Queen Elizabeth II Platinum Jubilee Medal Recipient, 2022
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Gold Medalist of Canadian National Poomsae Championship, 2023
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Gold Medalist of Korean Ambassadors Cup, 2024
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Gold Medalist of Canadian National Poomsae Championship, 2024
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Gold Medalist of Canadian National Poomsae Championship, 2025

Head Master
Master Yukyung Jung
6th Dan Kukkiwon Black Belt
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Jung Ko Competition Team Head Coach
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25 years of experience Taekwondo Teaching
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Bachelor of Taekwondo, Sangmyung University, South Korea
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Gold Medalist of National Middle & High School Taekwondo Federation Championship, South Korea 1988-1989
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Gold Medalist of University Taekwondo Federation Championship, South Korea 1991 - 1992
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Gold Medalist of Minister of National Defense Cup, South Korea 1992, 1993
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Gold Medalist of Canadian National Senior Sparring Championship 1996, 1997

Master Instructor
Master Jacob Lee
4th Dan Kukkiwon Black Belt
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Jung Ko Taekwondo Demo Team Leader
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8 years of experience Taekwondo Teaching
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Third-year student in Kinesiology and Physical Education at the University of Toronto
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Completed NCCP Safe Sport and Coaching Certification Modules
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Certified in CATT for Athletes and Medical Professionals
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Certified in Standard First Aid with CPR-C
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Received Certificate of Appreciation from KCCA (2019 Cultural Camp for Children)
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Achieved numerous gold medals in Poomsae and Sparring division, Taekwondo tournaments in Ontario

Master Instructor
Master Dominic Dejesus
4th Dan Kukkiwon Black Belt
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Jung Ko Taekwondo Black Belt Boxing class Head Coach
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Jung Ko Taekwondo Summer Camp Coodinator
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8 Years of experience Taekwondo Teaching
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Graduated Toronto Film School
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Jung Ko Taekwondo Demo Team Member
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Certified in Level 1-5 in Balintawak
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Achieved numerous Gold medals in Poomsae division, Taekwondo Tournaments in Ontario
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Achieved numerous Gold medals in Sparring Division, Taekwondo Tournament in Ontario

Instructor
Margo Jr. Castillo
3rd Dan Kukkiwon Black Belt
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Jung Ko Taekwondo Black Belt Nunchuck Instructor
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5 Years of experience Taekwondo Teaching
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Second-year student in Kinesiology & Health Science (BSc) at York University
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Jung Ko Taekwondo Demo Team Member
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Over 16 years of Taekwondo training experience
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Achieved numerous Gold medals in Poomsae division, Taekwondo Tournaments in Ontario
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Achieved numerous Gold medals in Sparring Division, Taekwondo Tournament in Ontario

Instuctor
Jonnel Dejesus
3rd Dan Kukkiwon Black Belt
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Jung Ko Taekwondo Black Belt Nunchuck Instructor
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Jung Ko Taekwondo Summer Camp Assistant Coodinator
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5 Years of experience Taekwondo Teaching
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First-year student in Early Childhood Education at Seneca College
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Holds a Provincial 3rd Class (P3) Referee Certificate, recognized by Taekwondo Ontario
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Jung Ko Taekwondo Demo Team Member
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Certified in Level 1-5 in Balintawak
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Achieved numerous Gold medals in Poomsae and Sparring division, Taekwondo Tournaments in Ontario

Instructor
Taylor So
2nd Dan Kukkiwon Black Belt
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2 Years of experience Taekwondo Teaching
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Third-year student in Visual Arts – BFA Honours at York University
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Former Demo Team Member at Jung Ko Taekwondo
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Camp counsellor with the City of Toronto
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Over 8 years of Taekwondo training experience
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Achieved numerous Gold medals in Poomsae division, Taekwondo Tournaments in Ontario
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Achieved numerous Gold medals in Sparring Division, Taekwondo Tournament in Ontario

Instuctor
Sara Noormohammadi
3rd Dan Kukkiwon Black Belt
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Jung Ko Taekwondo HP Sparring class Instructor
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First-year student Mechatronics and Robotics Engineering student at Queen's University
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Over 8 years of Taekwondo training experience
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Holds a Provincial 3rd Class (P3) Referee Certificate, recognized by Taekwondo Ontario
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Certified First Aid and CPR-C trainer
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Bronze medalist at a provincial high-performance Sparring Division, Taekwondo tournament in Tehran, Iran
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Achieved numerous medals in high-performance Sparring Division, Taekwondo Tournaments in Iran.

Instuctor
Arnoosh Tafazoli
2nd Dan Kukkiwon Black Belt
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Over 15 Years of Taekwondo training experience
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First-year student in Human Recources management at Seneca College.
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Holds a Provincial 3rd Class (P3) Referee Certificate, recognized by Taekwondo Ontario
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Certified in Standard First Aid with CPR-C
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Achieved numerous Gold medals in Poomsae division, Taekwondo Tournaments in Iran
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Achieved numerous Gold medals in Sparring Division, Taekwondo Tournament in Iran

Instuctor
Vladimir Efest
2nd Dan Kukkiwon Black Belt
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Over 8 Years of Taekwondo training experience
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Graduated in Aviation Safety at Seneca College.
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Holds a Provincial 3rd Class (P3) Referee Certificate, recognized by Taekwondo Ontario
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Achieved numerous Silver medals in Poomsae division, Taekwondo Tournaments in Ontario
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Achieved numerous Bronze medals in Sparring Division, Taekwondo Tournament in Ontario

Instuctor
Segye Kwon
2nd Dan Kukkiwon Black Belt
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Over 5 Years of Taekwondo training experience
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First year student in English at the University of Toronto
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Achieved Gold medal in Poomsae division, Taekwondo Tournaments in Ontario

Kendo Head Master
Jin Whan Lee
7th Dan, Kyoshi
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Kyoshi and affiliated to Canadian Kendo Federation Instructor and Judge
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30 years of experience Kendo Teaching
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Gold Medalist of Individual Event at the Seoul Cup Open Kendo Tournament
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Gold Medalist of Individual Event at the Quebec Kendo Tournament
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Gold Medalist of Individual Event at the Japanese Canadian Cultural Center Kendo Tournament 2016
![Bora Choi[12688].jpg](https://static.wixstatic.com/media/81d5eb_0b816706c55d42dfbbd32ada99007881~mv2.jpg/v1/fill/w_228,h_341,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/Bora%20Choi%5B12688%5D.jpg)
Kendo Master
Bora Choi
6th Dan, Renshi
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Canadian Kendo Federation Instructor and Judge
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15 years of experience Taekwondo Teaching
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Former member of Team Canada Women's Kendo Team

