Ketlen Vieira vs Macy Chiasson
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Key Stats
Striking Stats
Grappling Stats
Tale of the Tape
ELO is MMA.SOCIAL’s own rating, calculated from UFC results. It is not a UFC ranking or record.
Career Snapshot
Win Methods
Head-to-Head Record
Common Opponents (5)
Ketlen Vieira vs Macy Chiasson: Matchup Breakdown
Ketlen Vieira is 10-5 in the Women's Bantamweight division with a 66.7% win rate. Macy Chiasson is 8-6 at Women's Bantamweight, winning 57.1% of the time. Ketlen Vieira is listed as inactive. Macy Chiasson is listed as active.
They have met 1 time. Ketlen Vieira leads the series 1-0. Their most recent meeting was UFC Fight Night: Blanchfield vs. Barber on May 31, 2025, won by Ketlen Vieira by Decision - Unanimous in round 3.
Ketlen Vieira holds the higher MMA.SOCIAL ELO rating, 1,042 to 935. Career peaks are 1,085 for Ketlen Vieira and 1,086 for Macy Chiasson. Ketlen Vieira has 0 KO/TKO and 1 submission win from 10 victories, a 10.0% finish rate. Macy Chiasson has 3 KO/TKO and 2 submission wins, finishing 62.5% of the time.
Ketlen Vieira stands 5' 8" with a reach of 68" and fights orthodox. Macy Chiasson is 5' 11" with a reach of 72", orthodox. That is a 4-inch reach advantage for Macy Chiasson. Ketlen Vieira is 35, Macy Chiasson is 35.
Across the bouts with round-by-round data recorded, Ketlen Vieira has landed 621 significant strikes at 40.2% accuracy with 20 takedowns and 1h 12m of control time. Macy Chiasson has landed 490 at 46.1% with 19 takedowns and 0h 52m of control.
They share 5 common opponents: Norma Dumont, Pannie Kianzad, Raquel Pennington, Yana Santos, Irene Aldana.
Have Ketlen Vieira and Macy Chiasson fought before?
Yes. Ketlen Vieira and Macy Chiasson have fought once in the UFC. Ketlen Vieira won by unanimous decision at UFC Fight Night: Blanchfield vs. Barber on May 31, 2025.
From the MMA.SOCIAL UFC fight database. Records count UFC bouts; height and reach come from the fighter profiles.
Who has more UFC wins, Ketlen Vieira or Macy Chiasson?
Ketlen Vieira has more UFC wins: 10 to 8. Ketlen Vieira's UFC record is 10-5; Macy Chiasson's is 8-6.
KO/TKO wins: Ketlen Vieira 0, Macy Chiasson 3. Submission wins: Ketlen Vieira 1, Macy Chiasson 2.
From the MMA.SOCIAL UFC fight database. Records count UFC bouts; height and reach come from the fighter profiles.
Who is taller, Ketlen Vieira or Macy Chiasson?
Macy Chiasson is taller at 5'11", to Ketlen Vieira's 5'8" (3 inches). Macy Chiasson has the longer reach: 72 inches to 68.
From the MMA.SOCIAL UFC fight database. Records count UFC bouts; height and reach come from the fighter profiles.