Hailey Cowan
Vitals
Height, reach, and career background.
Record
Tap any fight for the breakdown.
LossTKO
UFC Fight Night: Medic vs. Rodriguez
1 Aug 2026
1 Aug 2026
Cowan looked sharp at range early, but Milosevic found the body and that was the fight. A straight right to the solar plexus buckled Cowan, and a second shot to the same spot sent her to the canvas at 3:41 of the first round on the Serbian's UFC debut.
Key moments
- Cowan controlled the early exchanges at range.
- A straight right to the solar plexus buckled Cowan.
- A second shot to the same spot ended it at 3:41.
LossKO
Opponent: Alice PereiraKneeR2 4:24
UFC Fight Night 272 - Moicano vs. Duncan
4 Apr 2026
4 Apr 2026
Cowan returned to action against Alice Pereira and the fight slipped away late in the second round when Pereira finished her with a knee.
Key moments
- Lost to Pereira by knockout at 4:24 of round two.
- The defeat was Cowan's third straight UFC result.
- It was her first fight since the Nora Cornolle submission loss almost a year earlier.
LossSUB
Opponent: Nora CornolleRear-Naked ChokeR2 1:52
UFC 314 - Volkanovski vs. Lopes
12 Apr 2025
12 Apr 2025
The Cornolle bout gave Cowan a second UFC start after a long gap from her debut, but she still left without the reset result she needed. Cornolle took the finish by rear-naked choke in round two, which kept the UFC chapter winless heading into 2026.
Key moments
- Cornolle submitted Cowan at 1:52 of round two.
- The fight followed Cowan's decision loss to Jamey-Lyn Horth in her UFC debut.
- It set up the later April 2026 matchup with Alice Pereira.
LossDEC
Opponent: Jamey-Lyn HorthUnanimousR3 5:00
UFC on ESPN 45 - Song vs. Simon
29 Apr 2023
29 Apr 2023
Cowan's UFC debut lasted the full fifteen minutes, but Jamey-Lyn Horth controlled enough of the fight to take a unanimous decision.
Key moments
- Dropped a unanimous decision over three rounds in her UFC debut.
- The loss came less than a year after her Contender Series win over Claudia Leite.
- It was Cowan's first defeat since the September 2020 loss to Kelly Clayton.
WinDEC
Opponent: Claudia LeiteSplitR3 5:00
Dana White's Contender Series - Contender Series 2022: Week 4
16 Aug 2022
16 Aug 2022
Cowan earned the roster shot by edging Claudia Leite over three rounds on Contender Series. The fight matters because it showed she could bank a close decision after the Monica Franco submission instead of needing every good result to come by finish.
Key moments
- Beat Leite by split decision after three rounds on Contender Series.
- The win followed her Invicta submission of Monica Franco earlier the same year.
- It sent Cowan into the UFC off back-to-back victories.
12 Jan 2022
11 Sep 2020
6 Mar 2020
2 Aug 2019
29 Mar 2019
30 Nov 2018
19 Oct 2018
LossSUB
Opponent: Victoria LeonardoRear-Naked ChokeR1 4:27
LFA 40 - Aguilar vs. Le
25 May 2018
25 May 2018
Cowan's professional debut ended in a first-round loss when Victoria Leonardo took her back and finished the rear-naked choke at LFA 40.
Key moments
- The fight took place on the main card of LFA 40 in Dallas.
- Both fighters entered the matchup making their professional debuts.
- The loss remains Cowan's only first-round defeat.
The Read
Style, strengths, and defining traits.
Cowan's file still reads like a bantamweight who prefers to make opponents deal with her size and wrestling exchanges rather than settle into a pure kickboxing match.
The career hinge is easy to trace. She built momentum through LFA and Invicta, beat Claudia Leite on Contender Series to reach the roster, and then opened the UFC chapter with losses to Jamey-Lyn Horth, Nora Cornolle and Alice Pereira. Nina Milosevic buckled her with a straight right to the body and finished in the first round, a fourth straight Octagon defeat.
Fight footage
Tap a verified clip to play it here; simple source links open on YouTube.