Respected Master and Pioneer Tae Kwon Do instructor, Sung Mok, Ko passed away on August 3, 2018 in San Diego, California at 82 years old. He is survived by his wife, Yung nim, Ko and his 2 children, Min Young, Ko and Gina, Ko.

He emmigrated to the US in 1968, and went on to found Jedo Kwon in Chicago, IL. Much admired by his peers and stundents alike, he will be remebered always.

He asked to be buried in his Dobok, and was an organ donor.