Mateusz Kubiszyn
Polish fighter (born 1991)
From Wikipedia, the free encyclopedia
Mateusz Kubiszyn (born 18 July 1991) is a Polish bare-knuckle boxer, kickboxer, and former mixed martial artist, and professional boxer. He is the current Gromda Heavyweight Champion. He is currently ranked #1 pound for pound globally in bare-knuckle boxing according to BoxRec.[1]
| Mateusz Kubiszyn | |
|---|---|
| Born | 18 July 1991 Lubaczów, Poland |
| Nickname | Don Diego |
| Nationality | Polish |
| Height | 1.82 m (5 ft 11+1⁄2 in) |
| Weight | 90 kg (198 lb; 14 st 2 lb) |
| Division | Heavyweight |
| Stance | Orthodox |
| Fighting out of | Rzeszów, Poland |
| Team | Klub Sportów Walki „Sokół” Jarosław KKS Sporty Walki Poznań ZKS Stal Rzeszów Ankos MMA |
| Years active | 2016 - present |
| Professional boxing record | |
| Total | 7 |
| Wins | 3 |
| By knockout | 2 |
| Losses | 4 |
| Kickboxing record | |
| Total | 14 |
| Wins | 7 |
| By knockout | 0 |
| Losses | 6 |
| By knockout | 0 |
| Draws | 1 |
| Mixed martial arts record | |
| Total | 2 |
| Wins | 1 |
| By knockout | 0 |
| Losses | 1 |
| By knockout | 0 |
| Other information | |
| Boxing record from BoxRec | |
| Mixed martial arts record from Sherdog | |
Kickboxing career
Early career
Kubiszyn made his professional debut on December 16, 2016, against Maksymilian Bratkowicz. Kubiszyn won the fight via a Unanimous Decision.[2]
His next fight came on September 29, 2017, against Damian Pasiek. Kubiszyn won the fight via a Unanimous Decision.[3]
His next fight came on December 8, 2017, against Yurii Zubchuk. Kubiszyn lost the fight via a Unanimous Decision.[4]
He faced Maksymilian Bratkowicz in a rematch for the DSF Light Heavyweight Championship on February 3, 2018. Kubiszyn lost the fight via a Unanimous Decision.[5]
PZKB Light Heavyweight Champion
He faced Kacper Frątczak for the PZKB Light Heavyweight Championship on June 16, 2018. Kubiszyn won the fight via a Split Decision, winning his first career championship in the process.[6]
Fight Exclusive Night
Kubiszyn made his debut under Fight Exclusive Night on October 20, 2018, against Łukasz Radosz. Kubiszyn lost the fight via a Unanimous Decision.[7]
Wirtuoz Challenge
Kubiszyn made his debut under local federation Wirtuoz Challenge on April 6, 2019, against Tomasz Konieczny. Kubiszyn won the fight via a Unanimous Decision.[8]
Halny Fighting Organization
Kubiszyn made his debut under Halny Fighting Organization on September 20, 2019, against Bartłomiej Domalik. The fight ended in a Unanimous Draw.[9]
High League
After a four-year hiatus, Kubiszyn returned on March 18, 2023, against Dawid Załęcki. Kubiszyn won the fight via a Unanimous Decision.[10]
Fame MMA
Kubiszyn made his debut under Fame MMA on October 4, 2024, against Michał Pasternak. Kubiszyn lost the fight via a Split Decision.[11]
Professional boxing record
Kubiszyn made his professional boxing debut on September 15, 2018, against Paweł Kochański. Kubiszyn won the fight via a Points Decision.[12]
His next fight came on March 23, 2019, against Mariusz Nowak. Kubiszyn won the fight via a second-round corner retirement.[13]
His next fight came on May 11, 2019, against Roman Fress. Kubiszyn lost the fight via a Unanimous Decision.[14]
His next fight came on August 3, 2019, against Damien Sullivan under the federation Top Rank. Kubiszyn won the fight via a first-round TKO.[15]
His next fight came on November 2, 2019, against Ralfs Vilcans. Kubiszyn lost the fight via a Split Decision.[16]
His next fight came on January 28, 2020, against Salar Gholami. Kubiszyn lost the fight via a Unanimous Decision.[17]
His final fight came on July 25, 2020, against Adam Balski. Kubiszyn lost the fight via a Unanimous Decision.[18]
Mixed martial arts career
Kubiszyn made his MMA debut on June 20, 2022, against Denis Załęcki. Kubiszyn won the fight via a Unanimous Decision.[19]
His next fight came on December 10, 2022, against Damian Janikowski. Kubiszyn lost the fight via a Unanimous Decision.[20]
Bare-knuckle boxing career
Kubiszyn made his bare-knuckle boxing debut on August 28, 2020, where he competed in the second Gromda tournament. In the first round, he faced Artur Tomala. Kubiszyn won the fight via a second-round knockout.[21] In the semifinals, he faced Rafał Łazarek. Kubiszyn won the fight via a fifth-round retirement.[22] In the final, he faced Dawid Żółtaszek. Kubiszyn won the fight via a second-round TKO due to a doctor stoppage, winning the tournament in the process.[23]
He faced Krystian Kuźma, who won the first tournament during the inaugural event in a Grand Final, in which he competed as the champion of the aforementioned tournament on December 11, 2020. Kubiszyn won the fight via a third-round knockout, once again winning the same tournament.[24]
His next fight came on May 7, 2021, against Paweł Strzelczyk. The bout was originally ruled a no contest following an illegal blow.[25] This was later changed to a TKO victory for Kubiszyn.
His next fight came on September 2, 2022, against Vasyl Halych. Kubiszyn won the fight via a fifth-round corner retirement. This performance earned him his first Fight of the Night bonus.[26]
Gromda Heavyweight Champion
Kubiszyn faced Bartłomiej Domalik for the Gromda Heavyweight Championship on May 26, 2023. The two previously met four years prior in a kickboxing bout. Kubiszyn won the fight via fifth-round corner retirement, winning his first bare-knuckle boxing championship in the process.[27]
His first title defense came on December 1, 2023, against Łukasz Parobiec. Kubiszyn won the fight via a second-round corner retirement, successfully defending his title.[28]
His second title defense came on May 31, 2024, in a rematch against Bartłomiej Domalik. Kubiszyn won the fight via a fourth-round knockout.[29]
His third title defense came on March 7, 2025, against Jakub Słomka. Kubiszyn won the fight via a fifth-round corner retirement.[30]
Championships and accomplishments
Kickboxing
- PZKB Light Heavyweight Championship (One time; former)
Bare-knuckle boxing
- Gromda Heavyweight Championship (One time; current)
- Three successful title defenses
- Fight of the Night (One time)
Mixed martial arts record
| 2 matches | 1 win | 1 loss |
| By decision | 1 | 1 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Loss | 1–1 | Damian Janikowski | Decision (unanimous) | High League 5 | December 10, 2022 | 3 | 5:00 | Łódź, Poland | Catchweight (198 lb) bout. |
| Win | 1–0 | Denis Załęcki | Decision (unanimous) | High League 3 | June 20, 2022 | 3 | 5:00 | Warsaw, Poland | Heavyweight debut. |
Professional boxing record
| 7 fights | 3 wins | 4 losses |
|---|---|---|
| By knockout | 2 | 0 |
| By decision | 1 | 4 |
| No. | Result | Record | Opponent | Type | Round, time | Date | Location | Notes |
|---|---|---|---|---|---|---|---|---|
| 7 | Loss | 3–4 | Adam Balski | UD | 6 | 25 Jul 2020 | Amfiteatr Miejski, Augustów, Poland | |
| 6 | Loss | 3–3 | Salar Gholami | UD | 4 | 28 Jan 2020 | Danforth Music Hall, Toronto, Canada | |
| 5 | Loss | 3–2 | Ralfs Vilcans | SD | 6 | 2 Nov 2019 | Arena Riga, Riga, Latvia | |
| 4 | Win | 3–1 | Damien Sullivan | TKO | 1 (4), 2:34 | 3 Aug 2019 | Falls Park, Belfast, Northern Ireland | |
| 3 | Loss | 2–1 | Roman Fress | UD | 6 | 11 May 2019 | Stadthalle, Magdeburg, Germany | |
| 2 | Win | 2–0 | Mariusz Nowak | RTD | 2 (4), 3:00 | 23 Mar 2019 | Miejska Hala Sportowa, Świebodzin, Poland | |
| 1 | Win | 1–0 | Paweł Kochański | PTS | 4 | 15 Sep 2018 | Poznań, Poland |
Bare-knuckle boxing record
| 10 matches | 10 wins | 0 losses |
| By knockout | 10 | 0 |
| By decision | 0 | 0 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Win | 10–0 | Jakub Słomka | TKO (corner retirement) | Gromda 20: Stara Szkoła | March 7, 2025 | 5 | 11:37 | Pionki, Poland | Defended the Gromda Heavyweight Championship. |
| Win | 9–0 | Bartłomiej Domalik | KO (punches) | Gromda 17: Vabank | May 31, 2024 | 4 | 1:56 | Pionki, Poland | Defended the Gromda Heavyweight Championship. |
| Win | 8–0 | Łukasz Parobiec | TKO (corner retirement) | Gromda 15: Podziemny Krąg | December 1, 2023 | 2 | 0:22 | Pionki, Poland | Defended the Gromda Heavyweight Championship. |
| Win | 7–0 | Bartłomiej Domalik | TKO (corner retirement) | Gromda 13: Don Diego vs. Balboa | May 26, 2023 | 5 | 1:10 | Pionki, Poland | Won the Gromda Heavyweight Championship. |
| Win | 6–0 | Vasyl Halych | TKO (corner retirement) | Gromda 10: Don Diego vs. Vasyl | September 2, 2022 | 5 | 8:48 | Pionki, Poland | Fight of the Night. |
| Win | 5–0 | Paweł Strzelczyk | TKO (punch) | Gromda 5 | May 7, 2021 | 2 | N/A | Pionki, Poland | Originally ruled a no contest; later overruled to Kubiszyn victory. |
| Win | 4–0 | Krystian Kuźma | KO (punch) | Gromda 3: Tyson vs. Don Diego | December 11, 2020 | 3 | 1:44 | Pionki, Poland | Won the Gromda Grand Final. |
| Win | 3–0 | Dawid Żółtaszek | TKO (doctor stoppage) | Gromda 2 | August 28, 2020 | 2 | N/A | Warsaw, Poland | Won the Gromda Tournament #1. |
| Win | 2–0 | Rafał Łazarek | TKO (retirement) | 5 | 4:36 | Gromda Tournament #1 Semifinal. | |||
| Win | 1–0 | Artur Tomala | KO (punch) | 2 | N/A | Gromda Tournament #1 Quarterfinal. |
Kickboxing record
| 7 Wins (0 (T)KOs), 6 Losses, 1 Draw | ||||||||
| Date | Result | Opponent | Event | Location | Method | Round | Time | |
|---|---|---|---|---|---|---|---|---|
| 2026-01-24 | Loss |  Izuagbe Ugonoh | Fame 29: S-Class Tournament | Tarnów, Poland | Decision (unanimous) | 3 | 3:00 | |
| Fame MMA S-Class Tournament. | ||||||||
| 2025-07-12 | Loss | Denis Labryga | Fame 26: Gold | Warsaw, Poland | Decision (technical) | 1 | 10:02 | |
| 2025-07-12 | Win | Tomasz Sarara | Fame 26: Gold | Warsaw, Poland | Decision (unanimous) | 3 | 3:00 | |
| Win | Kamil Minda | Decision (unanimous) | 3 | 3:00 | ||||
| Fame MMA Golden Tournament. | ||||||||
| 2024-10-04 | Loss | Michał Pasternak | Fame: The Freak | Szczecin, Poland | Decision (split) | 3 | 3:00 | |
| 2023-03-18 | Win | Dawid Załęcki | High League 6 | Katowice, Poland | Decision (unanimous) | 3 | 3:00 | |
| 2019-09-20 | Draw | Bartłomiej Domalik | HFO Spartan Night | Jasło, Poland | Draw (unanimous) | 4 | 3:00 | |
| 2019-04-06 | Win | Tomasz Konieczny | Wirtuoz Challenge 2 | Wolbórz, Poland | Decision (unanimous) | 3 | 3:00 | |
| 2018-10-20 | Loss | Łukasz Radosz | Fight Exclusive Night 22 | Poznań, Poland | Decision (unanimous) | 3 | 3:00 | |
| 2018-06-16 | Win | Kacper Frątczak | Kickboxing Masters Fight Series | Mysiadło, Poland | Decision (split) | 3 | 3:00 | |
| Wins the PZKB Light Heavyweight Championship. | ||||||||
| 2018-02-03 | Loss | Maksymilian Bratkowicz | DSF Kickboxing Challenge 13 | Wrocław, Poland | Decision (unanimous) | 5 | 3:00 | |
| For the DSF Light Heavyweight (86 kg) Championship. | ||||||||
| 2017-12-08 | Loss |  Yurii Zubchuk | DSF – Międzynarodowy Mecz K-1 Polska vs. Ukraina | Rivne, Ukraine | Ext.R Decision | 4 | 3:00 | |
| 2017-09-29 | Win | Damian Pasiek | DSF Eliminator | Ząbki, Poland | Decision (unanimous) | 3 | 3:00 | |
| 2016-12-16 | Win | Maksymilian Bratkowicz | DSF Kickboxing Challenge | Warsaw, Poland | Decision (unanimous) | 3 | 3:00 | |