Jeffrey "Duke" Roufus, former kickboxer, renowned MMA coach, dead at 55

MILWAUKEE - Jeffrey "Duke" Roufus, world-renowned MMA coach, founder, and namesake of Roufusport MMA Academy in Milwaukee, has died at age 55.

According to a social media post from the Roufusport MMA Academy in Milwaukee, Roufus died peacefully in his sleep on Friday, Oct. 17.

Those who knew "Duke"

Local perspective:

It has been said you cannot think of mixed martial arts in Milwaukee without thinking of Roufus. 

"Super positive guiding light," said Scott Joffe, Roufus' business partner and friend. ""He didn't care about anything else as long as he could help you become a better person inside or outside of the ring or cage."

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Anthony Pettis is one Roufus' most famous protégés and said the news about his death was a big kick in the gut. 

"Me and that guy spent so much time together and the fact that he's gone now is just ....I lost my second dad. It's just a crazy time for me," Pettis said. "Heaven gained a new angel."

Pettis said his career in the UFC would not have been possible without Roufus. 

"I came from nothing, south side of Milwaukee, with a dream and Duke took me under his wing, became a father figure to me, and we went to the top of the world," Pettis said. 

Post from Roufusport MMA Academy

What they're saying:

"Today, the Roufusport family and martial arts world was stunned by the heartbreaking news that Duke Roufus, world-renowned top MMA coach, founder, and namesake of Roufusport MMA Academy, passed away peacefully in his sleep. Duke was more than a celebrated trainer and champion kickboxer—he was a mentor, innovator, father and friend whose influence transformed the landscape of mixed martial arts. His knowledge, charisma, and passion inspired countless fighters to reach heights they never imagined possible. From world champions to first-day students, everyone who crossed his path felt his genuine care and unwavering belief in their potential. His loss leaves an irreplaceable void in the sport and in the hearts of all who knew him.

"Though we grieve deeply, Roufusport MMA Academy will continue forward, driven by Duke’s enduring philosophy and commitment to excellence. The culture he built—rooted in respect, hard work, and family—will live on through the fighters, coaches, and students who proudly carry his torch. His impact will echo in every strike, every lesson, and every victory that bears the Roufusport name.

"Champions. Today. Tomorrow. Forever."

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Prior FOX6 News coverage

The backstory:

Former Real Milwaukee reporter Chip Brewster talked with Duke Roufus about UFC fighting at Roufusport MMA Academy in 2013.

Editor's note: This story was updated with a correction.