| 2026-04-25 | UFC Fight Night: Sterling vs. Zalal | Women’s Bantamweight | Michelle Montague def. Mayra Bueno Silva | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2025-11-08 | UFC Fight Night: Bonfim vs. Brown | Women’s Bantamweight | Jacqueline Cavalcanti def. Mayra Bueno Silva | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2025-02-01 | UFC Fight Night: Adesanya vs. Imavov | Women’s Flyweight | Jasmine Jasudavicius def. Mayra Bueno Silva | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2024-06-29 | UFC 303: Pereira vs. Procházka 2 | Women’s Bantamweight | Macy Chiasson def. Mayra Bueno Silva | TKO (doctor stoppage) | 2 | 1:58 |
| 2024-01-20 | UFC 297: Strickland vs. du Plessis | Women’s Bantamweight | Raquel Pennington def. Mayra Bueno Silva title | Decision (unanimous) (49–46, 49–46, 49–45) | 5 | 5:00 |
| 2023-07-15 | UFC on ESPN: Holm vs. Bueno Silva | Women’s Bantamweight | Holly Holm vs. Mayra Bueno Silva | No Contest (overturned) | 2 | 0:38 |
| 2023-02-18 | UFC Fight Night: Andrade vs. Blanchfield | Women’s Bantamweight | Mayra Bueno Silva def. Lina Länsberg | Submission (kneebar) | 2 | 4:45 |
| 2022-08-06 | UFC on ESPN: Santos vs. Hill | Women’s Bantamweight | Mayra Bueno Silva def. Stephanie Egger | Submission (armbar) | 1 | 1:17 |
| 2022-04-16 | UFC on ESPN: Luque vs. Muhammad 2 | Women’s Bantamweight | Mayra Bueno Silva def. Wu Yanan | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2021-10-16 | UFC Fight Night: Ladd vs. Dumont | Women’s Flyweight | Manon Fiorot def. Mayra Bueno Silva | Decision (unanimous) (30–26, 30–27, 30–27) | 3 | 5:00 |
| 2021-02-27 | UFC Fight Night: Rozenstruik vs. Gane | Women’s Flyweight | Mayra Bueno Silva vs. Montana De La Rosa | Draw (majority) (28–27, 28–28, 28–28) | 3 | 5:00 |
| 2020-09-19 | UFC Fight Night: Covington vs. Woodley | Women’s Flyweight | Mayra Bueno Silva def. Mara Romero Borella | Submission (armbar) | 1 | 2:29 |
| 2020-03-14 | UFC Fight Night: Lee vs. Oliveira | Women’s Flyweight | Maryna Moroz def. Mayra Bueno Silva | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2018-09-22 | UFC Fight Night: Santos vs. Anders | Women’s Flyweight | Mayra Bueno Silva def. Gillian Robertson | Submission (armbar) | 1 | 4:55 |