Ultimate Fighting Calendar
UFCUFC 320: Ankalaev vs Pereira 2
Women's Bantamweight3 rounds scheduled
Macy Chiasson
United StatesMacy Chiasson
11-6-0
RESULT

Yana Santos def. Macy Chiasson (Unanimous Decision)

Unanimous Decision · Round 3 · 5:00
WIN
Yana Santos
RussiaYana Santos
“Foxy”
17-8-0 (1 NC)
Saturday, October 4, 2025
T-Mobile Arena, Las Vegas, United States

Yana Santos defeated Macy Chiasson by Unanimous Decision in round 3 (5:00) in the Women's Bantamweight bout of UFC 320: Ankalaev vs Pereira 2, held Saturday, October 4, 2025 at T-Mobile Arena, Las Vegas.

Fight stats

Macy Chiasson
Yana Santos
0
Knockdowns
0
54 of 118
Significant strikes
65 of 124
46%
Sig. strike accuracy
52%
91 of 158
Total strikes
115 of 176
2 of 3
Takedowns
0 of 1
67%
Takedown accuracy
0%
1
Submission attempts
0
0
Reversals
0
3:43
Control time
0:49
Significant strikes by target
25 of 76
Head
29 of 74
25 of 35
Body
31 of 43
4 of 7
Leg
5 of 7
24 of 81
Distance
29 of 73
25 of 29
Clinch
36 of 51
5 of 8
Ground
0 of 0

By round

ROUND 1
0
KD
0
14 of 33
Sig. str.
31 of 50
24 of 44
Total str.
40 of 59
0 of 1
Takedowns
0 of 0
0
Sub. att
0
0:00
Ctrl
0:49
ROUND 2
0
KD
0
25 of 50
Sig. str.
31 of 52
32 of 57
Total str.
55 of 76
1 of 1
Takedowns
0 of 0
0
Sub. att
0
1:03
Ctrl
0:00
ROUND 3
0
KD
0
15 of 35
Sig. str.
3 of 22
35 of 57
Total str.
20 of 41
1 of 1
Takedowns
0 of 1
1
Sub. att
0
2:40
Ctrl
0:00

Judges' Scorecards

Ben Cartlidge
#ChiassonSantos
1910
2910
3109
Total2829
Sal D'Amato
#ChiassonSantos
1910
2910
3109
Total2829
Junichiro Kamijo
#ChiassonSantos
1910
2910
3109
Total2829

Media Scores

0
Chiasson
–
11
Santos
●29–28 Santos×11
All 11 media scorecards▾

Fan Scorecards

9%
Chiasson
6%
Draw
85%
Santos
34 fan scorecards submitted
●29–28 Santos85.3%●29–28 Chiasson8.8%●28–28 Draw5.9%
Fans' round-by-round verdict
R1
100%
Santos
R2
91%
Santos
R3
94%
Chiasson

Scorecard data via mmadecisions.com

Frequently asked questions

Who won Macy Chiasson vs Yana Santos?

Yana Santos defeated Macy Chiasson by Unanimous Decision in round 3 (5:00) in the Women's Bantamweight bout of UFC 320: Ankalaev vs Pereira 2, held Saturday, October 4, 2025 at T-Mobile Arena, Las Vegas.

What were the judges' scorecards for Macy Chiasson vs Yana Santos?

The judges scored it 29–28, 29–28, 29–28 — Yana Santos won the decision.

Referee
Chris Tognoni
Time format
3 Rnd (5-5-5)
Pre-fight comparison▾

Win probability

Macy Chiasson 56%44% Yana Santos

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

11-6-0
Record
17-8-0 (1 NC)
1576
Elo rating
1535
0
Win Streak
3
34
Age
36
5'11"
180 cm
Height
5'6"
168 cm
72"
183 cm
Reach
68"
173 cm
Orthodox
Stance
Orthodox
Women's Bantamweight
Weight Class
Women's Bantamweight
United States
Nationality
Russia

Striking Profile

3.21
SLpM
4.41
46%
Str. Acc.
57%
2.76
SApM
3.12
44%
Str. Def.
52%

Grappling Profile

1.87
TD Avg.
0.78
35%
TD Acc.
47%
62%
TD Def.
51%
0.40
Sub. Avg.
0.10

Recent form (last 5 fights)

Macy Chiasson · 2-3
  • L
    Ailin Perez
    UFC Fight Night: Moreno vs KavanaghSat, Feb 28, 2026
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • L
    Yana Santos
    UFC 320: Ankalaev vs Pereira 2Sat, Oct 4, 2025
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • L
    Ketlen Vieira
    UFC Fight Night: Gamrot vs KleinSat, May 31, 2025
    Unanimous Decision · R3 · 5:00 · Women's Featherweight
  • W
    Mayra Bueno Silva
    UFC 303: Pereira vs Procházka 2Sat, Jun 29, 2024
    TKO · R2 · 1:58 · Women's Bantamweight
  • W
    Pannie Kianzad
    UFC Fight Night: Tuivasa vs TyburaSat, Mar 16, 2024
    Submission · R1 · 3:54 · Women's Bantamweight
Yana Santos · 3-2
  • W
    Macy Chiasson
    UFC 320: Ankalaev vs Pereira 2Sat, Oct 4, 2025
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • W
    Miesha Tate
    UFC Fight Night: Sandhagen vs FigueiredoSat, May 3, 2025
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • W
    Chelsea Chandler
    UFC Fight Night: Tybura vs Spivac 2Sat, Aug 10, 2024
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight
  • L
    Karol Rosa
    UFC Fight Night: Strickland vs MagomedovSat, Jul 1, 2023
    Split Decision · R3 · 5:00 · Women's Featherweight
  • L
    Holly Holm
    UFC Fight Night: Vera vs SandhagenSat, Mar 25, 2023
    Unanimous Decision · R3 · 5:00 · Women's Bantamweight

Career Averages

Based on 14 fights · 12 fights
35.0
Avg sig. strikes
56.4
1.36
Avg takedowns
0.67
3:44
Avg control time
3:47
86
Career high strikes
98
6
Career high TDs
5

Strike Distribution

Macy Chiasson
Strike target
Yana Santos
55%
Head
34%
35%
Body
41%
10%
Leg
25%
Macy Chiasson
Strike position
Yana Santos
48%
Distance
56%
31%
Clinch
39%
21%
Ground
5%