| 2026-08-08 | UFC Fight Night: Gamrot vs. Salkilld | Lightweight | Quillan Salkilld def. Mateusz Gamrot | Submission (rear-naked choke) | 1 | 4:25 |
| 2026-04-11 | UFC 327: Procházka vs. Ulberg | Lightweight | Mateusz Gamrot def. Esteban Ribovics | Submission (arm-triangle choke) | 2 | 4:19 |
| 2025-10-11 | UFC Fight Night: Oliveira vs. Gamrot | Lightweight | Charles Oliveira def. Mateusz Gamrot | Submission (face crank) | 2 | 2:48 |
| 2025-05-31 | UFC on ESPN: Gamrot vs. Klein | Lightweight | Mateusz Gamrot def. Ľudovít Klein | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2024-08-18 | UFC 305: du Plessis vs. Adesanya | Lightweight | Dan Hooker def. Mateusz Gamrot | Decision (split) (28–29, 29–28, 29–28) | 3 | 5:00 |
| 2024-03-09 | UFC 299: O'Malley vs. Vera 2 | Lightweight | Mateusz Gamrot def. Rafael dos Anjos | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2023-09-23 | UFC Fight Night: Fiziev vs. Gamrot | Lightweight | Mateusz Gamrot def. Rafael Fiziev | TKO (knee injury) | 2 | 2:03 |
| 2023-03-04 | UFC 285: Jones vs. Gane | Lightweight | Mateusz Gamrot def. Jalin Turner | Decision (split) (29–28, 28–29, 30–27) | 3 | 5:00 |
| 2022-10-22 | UFC 280: Oliveira vs. Makhachev | Lightweight | Beneil Dariush def. Mateusz Gamrot | Decision (unanimous) (30–27, 30–27, 29-28) | 3 | 5:00 |
| 2022-06-25 | UFC on ESPN: Tsarukyan vs. Gamrot | Lightweight | Mateusz Gamrot def. Arman Tsarukyan | Decision (unanimous) (48–47, 48–47, 48–47) | 5 | 5:00 |
| 2021-12-18 | UFC Fight Night: Lewis vs. Daukaus | Lightweight | Mateusz Gamrot def. Carlos Diego Ferreira | TKO (submission to knee to the body) | 2 | 3:26 |
| 2021-07-17 | UFC on ESPN: Makhachev vs. Moisés | Lightweight | Mateusz Gamrot def. Jeremy Stephens | Submission (kimura) | 1 | 1:05 |
| 2021-04-10 | UFC on ABC: Vettori vs. Holland | Lightweight | Mateusz Gamrot def. Scott Holtzman | KO (punches) | 2 | 1:22 |
| 2020-10-18 | UFC Fight Night: Ortega vs. The Korean Zombie | Lightweight | Guram Kutateladze def. Mateusz Gamrot | Decision (split) (29–28, 28–29, 29–28) | 3 | 5:00 |