Grand Master Kwang Seek Hyun

Grandmaster Kwang Seek Hyun is one of the very few 10th degree Hapkido Black Belts in the United States.


He began his study of Hapkido in 1958 at the age of 13 as a student of Jung Yoon Kim – one of Yong Sool Choi’s first students. Kim’s style was named Moo Sool Won until the name “Hapkido” was adopted. He is a graduate of Seoul National University with a degree in music and served in the Korean Air Force to teach Martial Arts and self defense. 


Grandmaster Hyun came to the United States in 1969 to teach at Carrol College in Wisconsin. After arriving in Chicago to teach law enforcement in 1971, he opened his first school at Kedzie and Lawrence. In 1973, the school moved to it’s present location at Western and Diversey. He trained over 12,000 students and 9,000 police and corrections officers in the United States since 1969.


Grandmaster Hyun continues to personally oversee the training and development of his students today.

Senior Master Bill Patterson

Master Patterson is a 6th degree Hapkido Black Belt and senior instructor with Hyun's Hapkido Schools. 


He has trained and taught under Grand Master Hyun since 1980 and is certified as a Hapkido Master and Hapkido School Director by the Korea Kido Association from Seoul.  He's been recognized by the Kido Association with a Commendation Award and Meritorious Service Award. In 1996, GM Hyun and Master Patterson opened the South side school.


Master Patterson is a retired Navy Captain and Vietnam combat veteran. He has a Masters Degree and taught graduate courses in political science.

Master Jung Ho Choi

Master Choi taught physical education and Tae Kwon Do to high school students in Korea for nearly 10 years before moving to the United States with his wife and daughter.


He taught with Master Cheun at the Southside location in 2012 and now teaches the Kids program at Hyun’s Hapkido headquarters at Western & Diversey.


View kids class schedule.

Master Ky Jacoby

A 5th degree Black Belt Taekwondo and 3rd degree Black Belt in Hapkido, Master Jacoby began his martial arts career in Taekwondo at the age of five. He instructs the adult Hapkido program as well as managing the Northside school.


He is a graduate of the University of Wisconsin-Madison in Mass Communication and East Asian Studies.


View adult class schedule.