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UFC · MMA
No champion on record.
| Champion | Won | Lost | Days |
|---|---|---|---|
| Kayla Harrison | 7 Jun 2025 | 7 Jun 2025 | 0 |
| Julianna Peña | 5 Oct 2024 | 7 Jun 2025 | 245 |
| Amanda Nunes | 30 Jul 2022 | 10 Jun 2023 | 315 |
| Julianna Peña | 11 Dec 2021 | 30 Jul 2022 | 231 |
| Amanda Nunes | 9 Jul 2016 | 14 Dec 2019 | 1,253 |
| Miesha Tate | 5 Mar 2016 | 9 Jul 2016 | 126 |
| Holly Holm | 14 Nov 2015 | 5 Mar 2016 | 112 |
| Ronda Rousey | 23 Feb 2013 | 14 Nov 2015 | 994 |
Built from title bouts on record. Vacated or stripped titles are not visible in bout results, so very recent changes can lag.