Topzle Updated: Wikipedia source
Julianna Peña (born August 19, 1989) is an American professional mixed martial artist who competes in the women's Bantamweight division of the Ultimate Fighting Championship (UFC), where she is the former two-time UFC Women's Bantamweight Champion. Peña is the first woman to win The Ultimate Fighter. As of June 10, 2025, she is in the UFC women's bantamweight rankings, and as of March 31, 2026, she is in the UFC women's pound-for-pound rankings.
| 18 matches | 12 wins | 6 losses |
| By knockout | 3 | 1 |
| By submission | 5 | 3 |
| By decision | 4 | 2 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
| Loss | 12–6 | Kayla Harrison | Submission (kimura) | UFC 316 | June 7, 2025 | 2 | 4:55 | Newark, New Jersey, United States | Lost the UFC Women's Bantamweight Championship. Peña was deducted one point in round 1 due to illegal upkicks. |
| Win | 12–5 | Raquel Pennington | Decision (split) | UFC 307 | October 5, 2024 | 5 | 5:00 | Salt Lake City, Utah, United States | Won the UFC Women's Bantamweight Championship. |
| Loss | 11–5 | Amanda Nunes | Decision (unanimous) | UFC 277 | July 30, 2022 | 5 | 5:00 | Dallas, Texas, United States | Lost the UFC Women's Bantamweight Championship. |
| Win | 11–4 | Amanda Nunes | Submission (rear-naked choke) | UFC 269 | December 11, 2021 | 2 | 3:26 | Las Vegas, Nevada, United States | Won the UFC Women's Bantamweight Championship. Performance of the Night. |
| Win | 10–4 | Sara McMann | Submission (rear-naked choke) | UFC 257 | January 24, 2021 | 3 | 3:39 | Abu Dhabi, United Arab Emirates | |
| Loss | 9–4 | Germaine de Randamie | Technical submission (guillotine choke) | UFC on ESPN: Holm vs. Aldana | October 4, 2020 | 3 | 3:25 | Abu Dhabi, United Arab Emirates | |
| Win | 9–3 | Nicco Montaño | Decision (unanimous) | UFC Fight Night: de Randamie vs. Ladd | July 13, 2019 | 3 | 5:00 | Sacramento, California, United States | |
| Loss | 8–3 | Valentina Shevchenko | Submission (armbar) | UFC on Fox: Shevchenko vs. Peña | January 28, 2017 | 2 | 4:29 | Denver, Colorado, United States | |
| Win | 8–2 | Cat Zingano | Decision (unanimous) | UFC 200 | July 9, 2016 | 3 | 5:00 | Las Vegas, Nevada, United States | |
| Win | 7–2 | Jessica Eye | Decision (unanimous) | UFC 192 | October 3, 2015 | 3 | 5:00 | Houston, Texas, United States | Eye was deducted one point in round 2 due to an illegal knee. |
| Win | 6–2 | Milana Dudieva | TKO (punches and elbows) | UFC Fight Night: Mendes vs. Lamas | April 4, 2015 | 1 | 3:59 | Fairfax, Virginia, United States | Performance of the Night. |
| Win | 5–2 | Jessica Rakoczy | TKO (punches) | The Ultimate Fighter: Team Rousey vs. Team Tate Finale | November 30, 2013 | 1 | 4:59 | Las Vegas, Nevada, United States | Return to Bantamweight. Won The Ultimate Fighter 18 Bantamweight Tournament. |
| Loss | 4–2 | DeAnna Bennett | Decision (unanimous) | Showdown Fights 10 | February 8, 2013 | 3 | 5:00 | Orem, Utah, United States | Flyweight debut. |
| Loss | 4–1 | Sarah Moras | TKO (doctor stoppage) | ExciteFight: Conquest of the Cage 11 | April 19, 2012 | 2 | 5:00 | Airway Heights, Washington, United States | |
| Win | 4–0 | Rachael Swatez | Submission (guillotine choke) | ExciteFight: Conquest of the Cage 10 | December 15, 2011 | 2 | 0:17 | Airway Heights, Washington, United States | |
| Win | 3–0 | Stephanie Webber | Submission (armbar) | CageSport 8 | December 5, 2009 | 2 | 2:54 | Tacoma, Washington, United States | |
| Win | 2–0 | Robyn Dunne | TKO (punches) | International FC: Caged Combat | August 15, 2009 | 1 | N/A | Penticton, British Columbia, Canada | Catchweight (110 lb) bout. |
| Win | 1–0 | Raylene Harvey | Submission (rear-naked choke) | ExciteFight: Spokane Fight Night 5 | May 9, 2009 | 1 | 2:58 | Spokane, Washington, United States | Bantamweight debut. |
| Exhibition record breakdown | ||
| 3 matches | 3 wins | 0 losses |
| By submission | 2 | 0 |
| By decision | 1 | 0 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
| Win | 3–0 | Sarah Moras | Submission (guillotine choke) | The Ultimate Fighter: Team Rousey vs. Team Tate | November 13, 2013 (air date) | 2 | 3:31 | Las Vegas, Nevada, United States | The Ultimate Fighter 18 semi-final. |
| Win | 2–0 | Shayna Baszler | Submission (rear-naked choke) | September 11, 2013 (air date) | 2 | 3:07 | The Ultimate Fighter 18 preliminary round. | ||
| Win | 1–0 | Gina Mazany | Decision (unanimous) | September 4, 2013 (air date) | 2 | 5:00 | The Ultimate Fighter 18 elimination round. |
| Amateur record breakdown | ||
| 2 matches | 2 wins | 0 losses |
| By knockout | 1 | 0 |
| By decision | 1 | 0 |