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Unanimous decisionUFC Fight Night: Rosas Jr. vs. Barcelos

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Norma Dumont and Ailin Perez, two top-five women's bantamweight contenders, will co-headline UFC Vegas 121 at the Meta Apex, with personal animosity fuelling one of the promotion's most talked-about rivalries. Dumont made headlines at the weigh-in by throwing condoms and money at Perez during their face-off, and has since stated the fight carries genuine personal anger beyond normal competitive stakes. The main event will see Raul Rosas Jr. take on Raoni Barcelos at 135 pounds, with the winner keeping alive his bid to become the youngest UFC champion in history.



Luis Hernandez needed just 57 seconds to submit Sedriques Dumas via standing guillotine choke in Round 1 at UFC Vegas 121, stepping in on two days' notice. The card, headlined by Raul Rosas Jr. vs. Raoni Barcelos at the UFC APEX in Las Vegas, also featured a full slate of results across the main card and prelims.


Ailin Perez has a professional MMA record of 14-2-0 (wins-losses-draws).
Ailin Perez's UFC record is 7-1-0 (wins-losses-draws), and 7-1-0 in professional fights outside the UFC.
Ailin Perez does not have a fight currently scheduled.
Ailin Perez is 32 years old, born October 5, 1994.
Ailin Perez stands 165 cm (5'5") tall, with a 168 cm (66") reach.
Ailin Perez is from Argentina and competes in the Women's Bantamweight division.
Ailin Perez is ranked #3 in the UFC Women's Bantamweight division.
Ailin Perez is known as "Fiona".
Ailin Perez last fought on September 26, 2026 at UFC Fight Night: Rosas Jr. vs. Barcelos, defeating Norma Dumont by unanimous decision.
Ailin Perez defeated Norma Dumont by unanimous decision at UFC Fight Night: Rosas Jr. vs. Barcelos on September 26, 2026. All three judges (Mike Bell, Eric Colon, Sal D'amato) scored the fight 29-28 in Ailin Perez's favor.
Ailin Perez defeated Macy Chiasson by unanimous decision at UFC Fight Night: Moreno vs. Kavanagh on February 28, 2026. All three judges (Raul Salas, Sal D'amato, Dave Tirelli) scored the fight 29-28 in Ailin Perez's favor.
Ailin Perez (Argentina) is a 32-year-old women's bantamweight, ranked #3 in the division, who is 14-2 as a pro and 7-1 in the UFC (7-1 outside it). She debuted at UFC Fight Night: Gane vs. Tuivasa on September 3, 2022; one of her seven UFC wins came by submission and six by decision; she has won her last seven UFC bouts; her UFC wins include Joselyne Edwards (now ranked #2 at women's bantamweight), Norma Dumont (now ranked #4 at women's bantamweight) and Macy Chiasson (now ranked #9 at women's bantamweight). She lands 4.3 takedowns per 15 minutes (women's bantamweight average: 1.1; 99th percentile of 35 active women's bantamweights with at least 3 UFC bouts and 15 minutes of fight time) and absorbs 1.8 significant strikes per minute (average: 3.5; 4th percentile). At 65 inches, she is 2.2 inches shorter than the women's bantamweight average (67.2 inches). Last fight: unanimous-decision win over Norma Dumont, then 9-3 in the UFC, on September 26, 2026 (UFC Fight Night: Rosas Jr. vs. Barcelos). No next fight is booked.
Built from AgentMMA's UFC database (as of October 24, 2026); not AI-written.
Computed by AgentMMA from the round-by-round stats of 8 UFC bouts (1:43:46 of fight time).
| Stat | Perez | Division average | Percentile |
|---|---|---|---|
| Significant strikes landed per minute | 2.8293 in 1:43:46 | 3.7 | 21 |
| Significant strike accuracy | 54.3%293 of 540 landed | 47.1% | 84 |
| Significant strikes absorbed per minute | 1.8186 in 1:43:46 | 3.5 | 4 |
| Significant strike defense | 56.5%242 of 428 avoided | 54.5% | 64 |
| Takedowns per 15 minutes | 4.330 in 1:43:46 | 1.1 | 99 |
| Takedown accuracy | 45.5%30 of 66 landed | 35.4% | 70 |
| Takedown defense | 66.7%8 of 12 stopped | 64.9% | 59 |
| Submission attempts per 15 minutes | 0.11 in 1:43:46 | 0.4 | 36 |
| Knockdowns per 15 minutes | 0.11 in 1:43:46 | 0.1 | 59 |
| Control time | 41.7%43:17 of 1:43:46 | 22.6% | 90 |
| Average fight time | 12:588 bouts | 12:09 | 64 |
| Height | 165 cm65″ | 171 cm67.2″ | |
| Reach | 168 cm66″ | 172 cm67.9″ |
UFC record: 7-1
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