Charles William “Charlie” Radtke is an American professional mixed martial artist fighting out of Salem, Wisconsin, United States. He was born in Chicago, Illinois, USA.
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BIOGRAPHY
Currently, Radtke is signed with the Ultimate Fighting Championship, which is based in Las Vegas, Nevada, USA. Here are 13 more things about him:
- He is married to Vanessa Radtke.
- He is a black belt in jiujitsu.
- He is a former resident of Mundelein, Illinois, USA; Fort Myers Beach, Florida, USA and Osprey, Florida.
- His fight name is Chuck Buffalo.
- Before becoming an MMA fighter, he was a bison rancher.
- Before joining the UFC, he competed in Xtreme Fighting Organization, Iron Tiger Fight Series, Caged Aggression MMA, Bellator MMA, Xtreme MMA, Triton Fights and Cage Fury Fighting Championships.
- He is 5’10” tall and he competes in the welterweight division.
- He holds a professional MMA record of 10 wins and 4 losses.
- In 2008, he graduated from Venice High School in Venice, Florida.
- On January 21, 2012, he defeated Shawn Sullivan in an amateur MMA bout.
- On November 17, 2012, he made his professional MMA debut.
- On September 9, 2023, he made his UFC debut.
- On July 9, 2024, he turned 34.
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TIMELINE
From 2023 to 2025, Radtke fought five UFC opponents. Here are the results:
2023
- On September 9, 2023, he defeated Mike Mathetha via unanimous decision at “UFC 293” in Sydney, New South Wales, Australia.
2024
- On February 3, 2024, he defeated Gilbert Urbina via technical knockout at “UFC Fight Night 235” in Enterprise, Nevada.
- On June 8, 2024, he was knocked out by Carlos Prates at “UFC on ESPN 57” in Louisville, Kentucky, USA.
- On November 9, 2024, he defeated Matthew Semelsberger via TKO at “UFC Fight Night 247” in Enterprise.
2025
- On May 10, 2025, he was knocked out by Mike Malott at “UFC 315” in Montreal, Quebec, Canada.

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