Chuck Norris – Wikipedia

Chuck Norris’ present martial art system is the Chuck Norris System – formerly known as Chun Kuk Do. [additional citation(s) needed] The style was formally founded in 1990 as Chun Kuk Do by Chuck Norris, and was originally based on Norris’ Tang Soo Do training in Korea while he was in the military.

https://en.m.wikipedia.org/wiki/Chuck_Norris