Donald Glen Wilson, nicknamed "The Dragon", is an American martial artist, film actor, and former professional kickboxer. An 11-time world champion who scored 47 knockouts in four decades, he has been called by the STAR System Ratings as "perhaps the greatest kickboxer in American history. He has disposed of more quality competition than anyone we've ever ranked". In 2015, he was inducted into the International Sports Hall of Fame.

Kickboxing is a full-contact hybrid martial art and boxing type based on punching and kicking. Kickboxing originated in the 1950s to 1970s. The fight takes place in a boxing ring, normally with boxing gloves, mouth guards, shorts, and bare feet to favor the use of kicks. Kickboxing is practiced for self-defense, general fitness, or for competition. Some styles of kickboxing include: Full contact karate, Muay Thai, Japanese kickboxing, Lethwei, Sanda, and Savate.