Ultimate Fighting Calendar
UFCUFC 307: Pereira vs Rountree Jr.
Women's Bantamweight3 rounds scheduled
Ketlen Vieira
BrazilKetlen Vieira
“Fenomeno”
16-5-0
RESULT

Kayla Harrison def. Ketlen Vieira (Unanimous Decision)

Unanimous Decision · Round 3 · 5:00
WIN
Kayla Harrison
United StatesKayla Harrison
19-1-0
Saturday, October 5, 2024
Delta Center, Salt Lake City, United States

Kayla Harrison defeated Ketlen Vieira by Unanimous Decision in round 3 (5:00) in the Women's Bantamweight bout of UFC 307: Pereira vs Rountree Jr., held Saturday, October 5, 2024 at Delta Center, Salt Lake City.

Fight stats

Ketlen Vieira
Kayla Harrison
0
Knockdowns
0
24 of 61
Significant strikes
55 of 94
39%
Sig. strike accuracy
59%
67 of 108
Total strikes
98 of 149
0 of 0
Takedowns
2 of 8
—
Takedown accuracy
25%
0
Submission attempts
0
0
Reversals
0
0:00
Control time
7:54
Significant strikes by target
12 of 38
Head
34 of 69
4 of 15
Body
14 of 16
8 of 8
Leg
7 of 9
21 of 58
Distance
19 of 50
3 of 3
Clinch
15 of 17
0 of 0
Ground
21 of 27

By round

ROUND 1
0
KD
0
5 of 16
Sig. str.
17 of 27
27 of 38
Total str.
37 of 53
0 of 0
Takedowns
1 of 2
0
Sub. att
0
0:00
Ctrl
2:46
ROUND 2
0
KD
0
14 of 32
Sig. str.
15 of 35
29 of 49
Total str.
27 of 50
0 of 0
Takedowns
0 of 2
0
Sub. att
0
0:00
Ctrl
2:02
ROUND 3
0
KD
0
5 of 13
Sig. str.
23 of 32
11 of 21
Total str.
34 of 46
0 of 0
Takedowns
1 of 4
0
Sub. att
0
0:00
Ctrl
3:06

Judges' Scorecards

Derek Cleary
#VieiraHarrison
1910
2910
3910
Total2730
Sal D'Amato
#VieiraHarrison
1910
2910
3910
Total2730
Steve Faragher
#VieiraHarrison
1910
2109
3910
Total2829

Media Scores

0
Vieira
–
15
Harrison
●30–27 Harrison×12●29–28 Harrison×3
All 15 media scorecards▾

Fan Scorecards

1%
Vieira
99%
Harrison
95 fan scorecards submitted
●30–27 Harrison49.5%●29–28 Harrison45.3%●30–28 Harrison3.2%●30–26 Harrison1.1%
Fans' round-by-round verdict
R1
100%
Harrison
R2
52%
Harrison
R3
97%
Harrison

Scorecard data via mmadecisions.com

Frequently asked questions

Who won Ketlen Vieira vs Kayla Harrison?

Kayla Harrison defeated Ketlen Vieira by Unanimous Decision in round 3 (5:00) in the Women's Bantamweight bout of UFC 307: Pereira vs Rountree Jr., held Saturday, October 5, 2024 at Delta Center, Salt Lake City.

What were the judges' scorecards for Ketlen Vieira vs Kayla Harrison?

The judges scored it 30–27, 30–27, 29–28 — Kayla Harrison won the decision.

Referee
Marc Goddard
Time format
3 Rnd (5-5-5)
Pre-fight comparison▾

Win probability

Ketlen Vieira 29%71% Kayla Harrison

What the model gave each fighter going into the fight, from their pre-fight UFCal Elo ratings. See all Elo ratings

Tale of the Tape

16-5-0
Record
19-1-0
1562
Elo rating
1718
1
Win Streak
4
34
Age
36
5'8"
173 cm
Height
5'8"
173 cm
68"
173 cm
Reach
66"
168 cm
Orthodox
Stance
Southpaw
Women's Bantamweight
Weight Class
Women's Bantamweight
Brazil
Nationality
United States

Striking Profile

2.71
SLpM
4.29
40%
Str. Acc.
62%
3.73
SApM
1.10
50%
Str. Def.
66%

Grappling Profile

1.31
TD Avg.
2.84
42%
TD Acc.
37%
90%
TD Def.
100%
0.50
Sub. Avg.
0.90

Recent form (last 5 fights)

Ketlen Vieira · 3-2
  • W
    Jacqueline Cavalcanti
    UFC Fight Night: Allen vs CostaSat, May 16, 2026
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • L
    Norma Dumont
    UFC Fight Night: Garcia vs OnamaSat, Nov 1, 2025
    Split Decision · R3 · 5:00 · Women's Bantamweight
  • W
    Macy Chiasson
    UFC Fight Night: Gamrot vs KleinSat, May 31, 2025
    Unanimous Decision · R3 · 5:00 · Women's Featherweight
  • L
    Kayla Harrison
    UFC 307: Pereira vs Rountree Jr.Sat, Oct 5, 2024
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • W
    Pannie Kianzad
    UFC Fight Night: Aspinall vs TyburaSat, Jul 22, 2023
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
Kayla Harrison · 4-1
  • W
    Julianna Pena
    UFC 316: Dvalishvili vs O'Malley 2Sat, Jun 7, 2025
    Submission · R2 · 4:55 · Women's Bantamweight
  • W
    Ketlen Vieira
    UFC 307: Pereira vs Rountree Jr.Sat, Oct 5, 2024
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • W
    Holly Holm
    UFC 300: Pereira vs HillSat, Apr 13, 2024
    Submission · R2 · 1:47 · Women's Bantamweight
  • W
    Aspen Ladd
    Professional Fighters League - 2023 Season PFL ChampionshipsFri, Nov 24, 2023
    Unanimous Decision · R3 · 5:00 · 150 lb Catchweight
  • L
    Larissa Pacheco
    Professional Fighters League - 2022 Season PFL ChampionshipsFri, Nov 25, 2022
    Unanimous Decision · R5 · 5:00 · Lightweight

Career Averages

Based on 15 fights · 3 fights
41.4
Avg sig. strikes
45.3
1.33
Avg takedowns
2.00
4:50
Avg control time
6:17
113
Career high strikes
55
4
Career high TDs
2

Strike Distribution

Ketlen Vieira
Strike target
Kayla Harrison
76%
Head
71%
14%
Body
20%
10%
Leg
9%
Ketlen Vieira
Strike position
Kayla Harrison
78%
Distance
29%
16%
Clinch
18%
6%
Ground
53%