UFC returns to UFC APEX with a thrilling bout between top flyweights, as No. 3 ranked contender Erin Blanchfield faces off against No. 4 Maycee Barber. Also on the card, No. 7 ranked lightweight contender Mateusz Gamrot meets rising star Ludovit Klein.
UFC FIGHT NIGHT: BLANCHFIELD vs BARBER takes place Saturday, May 31 in Las Vegas and will be available on ESPN+ (English and Spanish). The prelims will air at 3 pm PT / 6 pm ET followed by the main card, also airing on ESPN and ESPN Deportes, at 6 pm PT / 9 pm ET.
Main event scheduled for five rounds. All other bouts scheduled for three rounds.
UFC Fight Night: Blanchfield vs Barber Official Weigh-In Results:

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MAIN CARD
Main Event - Women’s Flyweight Bout: Erin Blanchfield (125) vs *Maycee Barber (126.5)
Co-Main Event - Lightweight Bout: Mateusz Gamrot (156) vs Ludovit Klein (156)
Welterweight Bout: Billy Ray Goff (170) vs Ramiz Brahimaj (171)
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Light Heavyweight Bout: Dustin Jacoby (205) vs Bruno Lopes (206)
Women’s Bantamweight Bout: Ketlen Vieira (146)** vs Macy Chiasson (144)
Middleweight Bout: Zachary Reese (185) vs Dusko Todorovic (186)

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PRELIMS
Flyweight Bout: Jafel Filho (126) vs **Allan Nascimento (127.5)
Lightweight Bout: Kurt Holobaugh (156) vs Jordan Leavitt (155.5)
MORE FIGHT NIGHT: Fight Card Preview | Journey To Main Event | Blanchfield's Future | Barber Interview | Big Time For Klein | Pivotal Women's Bantamweight Contest
Lightweight Bout: Bolaji Oki (155.5) vs Michael Aswell (155)
Women’s Strawweight Bout: Rayanne Dos Santos (116) vs Alice Ardelean (115.5)
*Barber weighed in above the flyweight limit. She forfeits 20% of her purse to her opponent. Fight proceeds as scheduled.
** Due to weight management issues with Ketlen Vieira, her bantamweight bout with Macy Chiasson will now be contested at featherweight. As a result, Vieira forfeits 25% of her purse to her opponent.
***Nascimento weighed in above the flyweight limit. He forfeits 20% of his purse to his opponent. Fight proceeds as scheduled.
UFC Fight Night: Gamrot vs Klein took place live from UFC APEX in Las Vegas, Nevada on May 31, 2025. See the final Prelim & Main Card Results, Official Scorecards and Who Won Bonuses - and relive the action on UFC FIGHT PASS!