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Women's Bantamweight Division


Ailin Perez

Women's Bantamweight Division

10-2-0 (W-L-D)


Wins by Knockout


Wins by Submission


First Round Finishes

Ailin Perez

athlete record


Learn more about Ailin Perez's UFC history, fighter facts, and Q&A below.

Place of Birth
Fighting style
Kung Fu
Octagon Debut
Sep. 3, 2022
Leg reach
  • Pro since 2018

  • Four wins by KO, one by submission (RNC)

  • Has won four of her last five

  • Three first-round finishes

  • First loss by DQ (knees to downed opponent)

  • Also fights at featherweight and flyweight

  • Origin of nickname – “They call her Fiona as in Princess Fiona (from Shrek) because during the weigh-ins, Ailin looks like a princess, but the next day when she is in the cage, she looks like an Ogre.” 

UFC 302 (6/1/24) Perez won a three round unanimous decision over Joselyne Edwards 

UFC Fight Night (11/18/23) Perez won a three round unanimous decision over Lucie Pudilova 

UFC on ESPN (7/15/23) Perez won a three round unanimous decision over Ashlee Evans-Smith 

UFC Fight Night (9/3/22) Perez was submitted by Stephanie Egger via rear naked choke at 4:54 of the second round 

When and why did you start training for fighting? I was 12 when I started combat sports. I started doing Kung Fu and Sanda. The reason I started martial arts was because I had multiple brothers who played Rugby, so I wanted to do a contact sport like them.

What ranks and titles have you held? 2-time South American MMA Bantamweight Champion, Champion in Samurai Fight House, 2-time South American Sanda Champion in FAWK at 65kg and 70kg

Do you have any heroes? My dad because he always took care of me when I needed him. He believed in me before anyone else ever did.

What does it mean for you to fight in the UFC? It is a dream come true. It proves to me that I can do anything.

What was your job before you started fighting? Fitness Instructor

Specific accomplishments in amateur competition? 1-0 as an amateur in MMA

Ranks in any martial arts styles: Purple belt in BJJ, red belt in Kung Fu

Favorite grappling technique: Ground-and-Pound

Favorite Striking technique: Pressure