Ken Woon-A-Tai, 7th Dan, is a Canadian police officer and the Technical Research and Development Director of IKD Honbu.

The son of IKD founders Shihan Frank and Maureen Woon-A-Tai, Ken has over 31 years of karate experience and is a certified IKD instructor, examiner, and judge.

After achieving world champion titles in both kata and kumite, he shifted his focus to kata bunkai and self-defense. He continues to study various martial applications and shares his knowledge with IKD students worldwide.