Mateusz Masternak (50-7, 33) was born in Iwaniska, Poland on May 2, 1987. At the age of 19 years on June 3, 2006, he made his professional boxing debut against Anton Lascek, winning the fight via 2nd-round TKO.
Masternak's last fight was a 12-round unanimous decision loss to Viddal Riley at age 38 on April 4, 2026. He is on a 1-fight losing streak.
Some of Mateusz Masternak's best fights were against Adam Balski, Jean-Marc Mormeck and Carlos Ailton Nascimento. For details about these fights refer to "Best fights of Mateusz Masternak".
Masternak has 7 losses on his boxing record. For details about these losses refer to "Mateusz Masternak Losses".
| # | Date | Opponent | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|
57  | Apr 4, 2026 38 years, 11 months 50-7 (33) | 28 years, 8 months 13-0 (7) | CR | 12 | UD | Loss |
56 | Oct 4, 2025 38 years, 5 months 50-6 (33) | Joel Tambwe Djeko | CR | 7 | KO | Win |
55 | Nov 16, 2024 37 years, 6 months 49-6 (32) | Floyd Masson | CR | 10 | UD | Win |
54 | Apr 20, 2024 36 years, 11 months 48-6 (32) | Jean Jacques Olivier | CR | 8 | TKO | Win |
53  | Dec 10, 2023 36 years, 7 months 47-6 (31) | 33 years, 4 months 18-1 (12) | CR | 8 | RTD | Loss For WBO |
52 | Oct 29, 2022 35 years, 5 months 47-5 (31) | Jason Whateley | CR | 12 | UD | Win |
51 | Oct 23, 2021 34 years, 5 months 46-5 (31) | Armend Xhoxhaj | CR | 4 | TKO | Win |
50 | Aug 28, 2021 34 years, 3 months 45-5 (30) | Felipe Nsue | CR | 3 | KO | Win |
49  | May 30, 2021 34 years 44-5 (29) | 30 years, 6 months 15-0 (9) | CR | 10 | UD | Win |
48 | Dec 4, 2020 33 years, 7 months 43-5 (29) | Jose Gregorio Ulrich | CR | 7 | TKO | Win |
47 | Sep 19, 2020 33 years, 4 months 42-5 (28) | Taylor Mabika | CR | 10 | UD | Win |
46  | Oct 20, 2018 31 years, 5 months 41-5 (28) | 32 years, 7 months 22-1 (21) | CR | 12 | UD | Loss |
45 | Apr 21, 2018 30 years, 11 months 41-4 (28) | Youri Kayembre Kalenga | CR | 6 | RTD | Win |
44 | Oct 21, 2017 30 years, 5 months 40-4 (27) | Stivens Bujaj | CR | 7 | RTD | Win |
43 | Jun 24, 2017 30 years, 1 months 39-4 (26) | Ismayl Sillah | CR | 10 | UD | Win |
42 | Mar 4, 2017 29 years, 10 months 38-4 (26) | Alexander Kubich | CR | 8 | UD | Win |
41 | Apr 2, 2016 28 years, 11 months 37-4 (26) | Eric Fields | CR | 10 | UD | Win |
40  | Dec 12, 2015 28 years, 7 months 36-4 (26) | 33 years 25-2-1 (16) | CR | 12 | UD | Loss |
39 | Sep 5, 2015 28 years, 4 months 36-3 (26) | Carlos Ailton Nascimento | CR | 2 | TKO | Win |
38 | Jun 6, 2015 28 years, 1 months 35-3 (25) | Johnny Muller | CR | 10 | SD | Loss |
37 | Apr 25, 2015 27 years, 11 months 35-2 (25) | Ruben Angel Mino | CR | 2 | TKO | Win |
36  | Dec 5, 2014 27 years, 7 months 34-2 (24) | 42 years, 6 months 37-5 (23) | CR | 10 | MD | Win |
35 | Sep 27, 2014 27 years, 4 months 33-2 (24) | Ben Nsafoah | CR | 4 | RTD | Win |
34 | Jun 21, 2014 27 years, 1 months 32-2 (23) | Youri Kayembre Kalenga | CR | 12 | SD | Loss For WBA Interim |
33 | Apr 12, 2014 26 years, 11 months 32-1 (23) | Stjepan Vugdelija | CR | 8 | UD | Win |
32 | Feb 1, 2014 26 years, 8 months 31-1 (23) | Sandro Siproshvili | CR | 4 | KO | Win |
31 | Oct 5, 2013 26 years, 5 months 30-1 (22) | Grigory Drozd | CR | 11 | TKO | Loss |
30 | Apr 13, 2013 25 years, 11 months 30-0 (22) | Shawn Corbin | CR | 9 | TKO | Win |
29 | Dec 15, 2012 25 years, 7 months 29-0 (21) | Juho Haapoja | CR | 12 | UD | Win |
28 | Sep 15, 2012 25 years, 4 months 28-0 (21) | David Quinonero | CR | 8 | TKO | Win |
27 | May 19, 2012 25 years 27-0 (20) | Hari Miles | CR | 10 | UD | Win |
26 | Mar 31, 2012 24 years, 10 months 26-0 (20) | Felipe Romero | CR | 10 | TKO | Win |
25 | Feb 4, 2012 24 years, 9 months 25-0 (19) | Michael Simms | CR | 4 | TKO | Win |
24 | Sep 10, 2011 24 years, 4 months 24-0 (18) | Carl Davis | CR | 3 | TKO | Win |
23 | Jun 25, 2011 24 years, 1 months 23-0 (17) | Arturs Kulikauskis | CR | 7 | TKO | Win |
22 | Mar 11, 2011 23 years, 10 months 22-0 (16) | Ali Ismayilov | CR | 5 | TKO | Win |
21 | Nov 5, 2010 23 years, 6 months 21-0 (15) | Ismail Abdoul | CR | 12 | UD | Win |
20 | Jun 19, 2010 23 years, 1 months 20-0 (15) | Levan Jomardashvili | CR | 5 | TKO | Win Interim |
19 | Apr 17, 2010 22 years, 11 months 19-0 (14) | Marco Heinichen | 2 | TKO | Win | |
18 | Mar 6, 2010 22 years, 10 months 18-0 (13) | Faisal Ibnel Arrami | CR | 8 | TKO | Win Interim |
17 | Jan 9, 2010 22 years, 8 months 17-0 (12) | Tino Froehlich | 2 | KO | Win | |
16 | Dec 19, 2009 22 years, 7 months 16-0 (11) | Jameson Bostic | CR | 7 | RTD | Win Interim |
15 | Oct 24, 2009 22 years, 5 months 15-0 (10) | Łukasz Janik | 5 | TKO | Win | |
14 | Jul 11, 2009 22 years, 2 months 14-0 (9) | Mazur Ali | 5 | TKO | Win | |
13 | Feb 14, 2009 21 years, 9 months 13-0 (8) | Laszlo Hubert | CR | 4 | TKO | Win Interim |
12 | Nov 21, 2008 21 years, 6 months 12-0 (7) | Yavor Marinchev | 8 | PTS | Win | |
11 | Oct 3, 2008 21 years, 5 months 11-0 (7) | Alex Mogylevskyi | CR | 5 | TKO | Win Interim |
10 | Mar 13, 2008 20 years, 10 months 10-0 (6) | Artsiom Salomka | 8 | UD | Win | |
9 | Dec 15, 2007 20 years, 7 months 9-0 (6) | Dmytro Sharipov | 5 | TKO | Win | |
8 | Nov 16, 2007 20 years, 6 months 8-0 (5) | Ronny Daniels | 6 | UD | Win | |
7 | Oct 18, 2007 20 years, 5 months 7-0 (5) | Artem Shcheglov | 4 | UD | Win | |
6 | Aug 30, 2007 20 years, 3 months 6-0 (5) | Taras Boyko | 6 | UD | Win | |
5 | Jun 9, 2007 20 years, 1 months 5-0 (5) | Anton Krasnolutsky | 4 | TKO | Win | |
4 | Oct 20, 2006 19 years, 5 months 4-0 (4) | William Chouloute | 4 | TKO | Win | |
3 | Sep 15, 2006 19 years, 4 months 3-0 (3) | Jason Medina | 1 | TKO | Win | |
2 | Jun 23, 2006 19 years, 1 months 2-0 (2) | Gregory Holmes | 3 | TKO | Win | |
1 | Jun 3, 2006 19 years, 1 months 1-0 (1) | Anton Lascek | 2 | TKO | Win |
