Mateusz Gamrot has four losses against four opponents on his MMA record. For a list of Gamrot's best fights, refer to "Best fights of Mateusz Gamrot".
On October 11, 2025 Mateusz Gamrot faced off against Charles Oliveira in a lightweight bout at age 34. He was coming in with a record of 25-4 (13), and Oliveira was 35 years old and with a record of 35-11 (31). Gamrot lost the fight via 2nd-round submission.
On August 18, 2024 Mateusz Gamrot faced off against Dan Hooker in a lightweight bout at age 33. He was coming in with a record of 24-3 (13), and Hooker was 34 years old and with a record of 23-12 (18). Gamrot lost the fight via 3-round split decision.
On October 22, 2022 Mateusz Gamrot faced off against Beneil Dariush in a lightweight bout at age 31. He was coming in with a record of 21-2 (12), and Dariush was 33 years old and with a record of 21-4-1 (13). Gamrot lost the fight via 3-round unanimous decision.
On October 18, 2020 Mateusz Gamrot faced off against Guram Kutateladze in a lightweight bout at age 29. He was coming in with a record of 17-1 (9). Gamrot lost the fight via 3-round split decision.
