Nathan Kirby is a larger-than-life personality, both on stage and screen. Standing 6’6” and weighing 260 pounds, Nathan is a former professional heavyweight MMA fighter and multiple black belt world champion. He’s now fighting for young athletes around the world.

 

Nathan’s early life was filled with hardship, including family struggles, abandonment, and abuse. He fell into a life of gangs, jail, and homelessness. But after finding faith, Jesus turned his life around, marrying Tiffany 29 years ago and raising two sons—one a U.S. Navy officer and pilot, and the other a top MMA fighter.

 

Known as “Coach Kirby,” he became a professional speaker through John C. Maxwell, dedicating his life to inspiring young athletes and coaches. His motto, “But did you die?” reflects his fearless approach to life, chasing his dreams and overcoming challenges. He has helped athletes win multiple national and world titles by teaching them godly character, leadership, and life skills.

 

A dynamic and energetic speaker, Nathan brings action and passion to every stage, combining physical challenges, edge-of-your-seat demonstrations, and powerful life stories. He’s appeared on TV shows like Family Feud, Wheel of Fortune, Landman, Lioness, Walker, Cobra Kai, Netflix’s His and Hers, and the upcoming Chad Powers with Glen Powell.

 

As an action star and stuntman, Nathan is paving the way for a new generation in Hollywood.