| 2026-09-26 | UFC Fight Night: Rosas Jr. vs. Barcelos | Bantamweight | Raul Rosas Jr. def. Raoni Barcelos | KO (slam) | 5 | 1:38 |
| 2026-04-25 | UFC Fight Night: Sterling vs. Zalal | Bantamweight | Raoni Barcelos def. Montel Jackson | Decision (split) (29–28, 28–29, 29–28) | 3 | 5:00 |
| 2025-11-08 | UFC Fight Night: Bonfim vs. Brown | Bantamweight | Raoni Barcelos def. Ricky Simón | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2025-06-14 | UFC on ESPN: Usman vs. Buckley | Bantamweight | Raoni Barcelos def. Cody Garbrandt | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2025-01-18 | UFC 311: Makhachev vs. Moicano | Bantamweight | Raoni Barcelos def. Payton Talbott | Decision (unanimous) (30–27, 30–27, 30–26) | 3 | 5:00 |
| 2024-02-24 | UFC Fight Night: Moreno vs. Royval 2 | Bantamweight | Raoni Barcelos def. Cristian Quiñónez | Submission (rear-naked choke) | 3 | 2:04 |
| 2023-08-05 | UFC on ESPN: Sandhagen vs. Font | Bantamweight | Kyler Phillips def. Raoni Barcelos | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2023-01-14 | UFC Fight Night: Strickland vs. Imavov | Bantamweight | Umar Nurmagomedov def. Raoni Barcelos | KO (body kick and punch) | 1 | 4:40 |
| 2022-10-01 | UFC Fight Night: Dern vs. Yan | Bantamweight | Raoni Barcelos def. Trevin Jones | Decision (unanimous) (30–25, 30–27, 30–27) | 3 | 5:00 |
| 2022-01-22 | UFC 270: Ngannou vs. Gane | Bantamweight | Victor Henry def. Raoni Barcelos | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2021-06-26 | UFC Fight Night: Gane vs. Volkov | Bantamweight | Timur Valiev def. Raoni Barcelos | Decision (majority) (28–28, 29–28, 29–28) | 3 | 5:00 |
| 2020-11-07 | UFC on ESPN: Santos vs. Teixeira | Bantamweight | Raoni Barcelos def. Khalid Taha | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2019-12-21 | UFC Fight Night: Edgar vs. The Korean Zombie | Bantamweight | Raoni Barcelos def. Said Nurmagomedov | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2019-05-11 | UFC 237: Namajunas vs. Andrade | Bantamweight | Raoni Barcelos def. Carlos Huachin | TKO (punches and elbows) | 2 | 4:49 |
| 2018-11-30 | The Ultimate Fighter: Heavy Hitters Finale | Bantamweight | Raoni Barcelos def. Chris Gutiérrez | Submission (rear-naked choke) | 2 | 4:12 |
| 2018-07-14 | UFC Fight Night: dos Santos vs. Ivanov | Featherweight | Raoni Barcelos def. Kurt Holobaugh | TKO (punches) | 3 | 1:29 |