Kacper Muszyński

Kacper Muszyński (born 11 October 1997) is a Polish kickboxer and mixed martial artist.

As of April 2024, he is ranked as the tenth best lightweight kickboxer in the world by Beyond Kickboxing.

Kickboxing career Muszyński faced Alex Głowacki for the WKSF Lightweight (-70 kg) championship at K-1 Night of Champions on February 5, 2017. He won the fight by a third-round technical knockout.

Muszyński faced Hubert Moczulski at Jaworskiej Gali Sztuk Walki IV on March 25, 2017. He won the fight by unanimous decision.

Muszyński faced Milan Paverka at Ironsports Fight Night on April 1, 2018. Paverka handed him his first professional loss, as he won the fight by split decision.

Muszyński faced Tomas Drabnik at MFC 14 on September 22, 2018. He won the fight by unanimous decision.

Muszyński faced Angelo Urrutia in an MFC Lightweight title eliminator at MFC 16 on October 10, 2019. He won the fight by unanimous decision.

Muszyński faced Miroslav Smolar for the MFC Lightweight (-70 kg) championship at MFC 17 on December 19, 2019. He won the fight by a first-round knockout.

Muszyński faced Călin Petrișor in the semifinals of the 2024 Iron Fight Lightweight tournament. He won the fight by unanimous decision. Muszyński advanced to the finals of the one-day tournament, where he faced Jordy Beekwilder. He once again won the fight by unanimous decision.

Muszyński faced the one-time Glory Lightweight championship challenger Stoyan Koprivlenski in the K-1 World MAX 2024 - World Tournament Opening Round on March 20, 2024. He won the fight by unanimous decision. Muszyński was able to knock Koprivlenski down once, at the very end of the third and final round.

Muszyński faced Zhora Akopyan in the quarterfinals of the 2024 K-1 MAX World Championship tournament at K-1 World MAX 2024 - World Championship Tournament Final on July 7, 2024. He won the fight by unanimous decision, with three scorecards of 30–28 in his favor, but was forced to withdraw from the semifinal bout as he broke his right hand during the bout.

Muszyński faced Chen Yonghui at K-1 Dontaku on July 13, 2025. He won the fight by a second-round knockout.

Muszyński faced Ouyang Feng in the opening round of the K-1 World MAX 2025 World Championship Tournament on September 7, 2025. He lost the fight by majority decision.

Muszyński faced Dengue Silva at K-1 World GP 2026 - 90kg World Tournament in a middleweight (-75 kg) bout on February 8, 2026. He lost by first round knockout.

Mixed martial arts career Muszyński made his mixed martial arts debut against Vladislav Bilorus at MFG 4 on September 25, 2022. He won the fight by a first-round knockout.

Championships and accomplishments Amateur Polska Federacja Kickboxingu 2013 Polish Junior K-1 Cup 3rd Place (-63.5 kg) 2013 International Open Polish Cup, K-1 Rules 1st Place (-63.5 kg) 2013 Polish Junior Low Kick Cup Runner-up (-63.5 kg) 2014 Polish Low Kick Championship 1st Place (-71 kg) 2014 Polish Junior Oriental Rules Championship 1st Place (-67 kg) 2014 Polish Full Contact Championship 1st Place (-71 kg) 2015 Polish Junior Low Kick Championship 2nd Place (-71 kg) 2016 Polish Junior Low Kick Championship 1st Place (-75 kg) 2016 Polish Junior K-1 Championship 1st Place (-71 kg) 2019 Polish K-1 Championship 1st Place & MVP Award Winner (-75 kg) 2019 Polish Low Kick Championship 1st Place (-75 kg) 2019 Grand Prix Jurassic Warriors II K-1 Rules 1st Place (-75 kg) World Association of Kickboxing Organizations 2013 WAKO Szeged Junior World Cup Winner 2013 WAKO European Championship Young Junior K-1 -63.5 kg Gold 2014 WAKO Junior World Championships, K-1 Junior (-67 kg) Silver 2016 WAKO Junior World Championships, K-1 Older Junior (-67 kg) Bronze 2018 WAKO Austrian Classic World Cup, K-1 (-75 kg) Silver

Professional Makowski Fighting Championship 2019 MFC Lightweight (-70 kg) Championship Iron Fight 2024 Iron Fight Lightweight (-70 kg) Tournament Winner

Kickboxing record

Mixed martial arts record Win

Vladislav Bilorus TKO (Punches) MFG 4

Polkowice, Poland Win

Grzegorz Rogalski KO (elbow) MFG 1

Polkowice, Poland