Ailin Perez

Ailin Perez

12-2-0

Womens Bantamweight

About

Argentinian grappler on a six-fight winning streak, now ranked #5 in women's bantamweight with title ambitions.

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Ailín Pérez is an Argentinian mixed martial artist who represents a rising wave in women's bantamweight. Born in Zárate, she discovered martial arts at age 11 but didn't commit to MMA until her early twenties, when she relocated to Buenos Aires to train Brazilian jiu-jitsu and build her competitive foundation. After winning a regional title in Brazil's Samurai Fight House, she made the leap to the UFC in September 2022, where a submission loss to Stephanie Egger tested her resilience. Rather than fade, Pérez regrouped and embarked on a six-fight winning streak that has redefined her career trajectory. She is now ranked #5 in the UFC women's bantamweight division and openly targets a title shot by the end of 2026.

Pérez's fighting style is built on elite-level wrestling and ground control. She lands takedowns at a volume that has earned her the second-most in divisional history (27 total) and absorbs fewer strikes per minute than any other fighter in her weight class. Against Ashlee Evans-Smith in July 2023, she set the UFC women's record with 10 takedowns in a single bout, establishing herself as among the most dominant grapplers in the sport. Her victories since have come via unanimous decision, a reflection of her suffocating cage control rather than flashy finishes, though she has occasionally submitted foes with arm-triangles and chokes.

Off the mat, Pérez is a charismatic and unfiltered personality who has become difficult for the promotion to ignore. She dances in post-fight interviews, calls out inactive fighters and legends by name, and refuses to be sidelined by a division she perceives as stagnant. This confidence and willingness to speak her mind have made her a polarizing figure: fans admire her directness and relentless pursuit of worthy opponents, while critics have cited her in-cage celebration antics (notably twerking after a submission in Paris in 2024) and dismissive comments about rivals as unsportsmanlike. A single mother who has moved to Miami to train at the UFC Performance Institute, Pérez represents a grinder's path to the top, one takedown and hard conversation at a time.

Why fans love Perez

Her unrelenting work rate, elite grappling credentials (10-takedown performances), single-mother resilience, and refusal to play politics or sit idle. She actively campaigns for fights and names, calls out inactivity in the division, and embraces her persona with confidence. Her post-fight celebrations and trash talk show personality and authenticity.

Why some fans hate Perez

Criticised for in-cage unsportsmanship, notably for twerking in Darya Zheleznyakova's face after a submission win in September 2024, which drew condemnation from prominent media figures like Ariel Helwani and resulted in disciplinary action. Some view her trash talk as arrogant and her complaints about other fighters' inactivity as ducking-adjacent commentary. Weight-cutting struggles (weighed in 0.5 pounds over limit in September 2024, appearing weak and trembling) have also raised health and professionalism concerns.

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RATINGMY RATING
UFC Fight Night Moreno vs. KavanaghSat, Feb 28, 2026
3.0
(2)
AilinPerez
Ailin Perez
vs
Macy Chiasson
MacyChiasson
UFC 311Sat, Jan 18, 2025
3.9
(8)
KarolRosa
Karol Rosa
vs
Ailin Perez
AilinPerez
UFC Fight Night Moicano vs. Saint DenisSat, Sep 28, 2024
7.3
(8)
DariaZheleznyakova
Daria Zheleznyakova
vs
Ailin Perez
AilinPerez
UFC 302Sat, Jun 1, 2024
5.8
(5)
AilinPerez
Ailin Perez
vs
Joselyne Edwards
JoselyneEdwards
UFC Fight Night Allen vs CraigSat, Nov 18, 2023
6.0
(2)
LuciePudilova
Lucie Pudilova
vs
Ailin Perez
AilinPerez
UFC Fight Night Holm vs Bueno SilvaSat, Jul 15, 2023
5.3
(3)
AshleeEvans-Smith
Ashlee Evans-Smith
vs
Ailin Perez
AilinPerez
UFC Fight Night Gane vs TuivasaSat, Sep 3, 2022
6.3
(4)
StephanieEgger
Stephanie Egger
vs
Ailin Perez
AilinPerez