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Yana Santos vs. Macy Chiasson: UFC 320, Oct 4, 2025

UFC 320: Ankalaev vs. Pereira 2 · T-Mobile Arena, Las Vegas, Nevada, U.S.
Yana Santos6-5-0
SatOct 4Decision · R3Catchweight
Macy Chiasson8-4-0
46.1% (Elo 1525)(Elo 1552) 53.9%

Result

Yana Santos wins by Decision (unanimous)

round 3, 5:00

Pre-fight Elo gave Macy Chiasson 53.9%: missed

Elo prediction

Elo
Yana Santos 1525, Macy Chiasson 1552: a 27-point gap.
Common opponents
Ketlen Vieira (Santos: Win; Chiasson: Loss). Irene Aldana (Santos: Loss; Chiasson: Loss). Marion Reneau (Santos: Win; Chiasson: Win).
Form
Yana Santos won 2 of the last 5, Macy Chiasson won 3 of 5. Form favours Macy Chiasson.
Verdict
Close fight · Macy Chiasson 53.9% by Elo.
Yana Santos46.1%ELO53.9%Macy Chiasson
1525 · Pre-fight Elo · 1552

Common opponents

OpponentYana SantosMacy Chiasson
Ketlen Vieira
WinDecision (unanimous), Feb 20, 2021
LossDecision (unanimous), May 31, 2025
Irene Aldana
LossKO/TKO (punches), Jul 10, 2021
LossKO/TKO (upkick to the body), Sep 10, 2022
Marion Reneau
WinDecision (unanimous), Mar 9, 2019
WinDecision (unanimous), Mar 20, 2021
Lina Länsberg
WinDecision (unanimous), Oct 6, 2018
LossDecision (unanimous), Sep 28, 2019

Recent form

Yana Santos · won 2 of last 5Macy Chiasson · won 3 of last 5
1450150015501600201820192020202120222023202420252026Yana Santos 2018-03-03: 1487Yana Santos 2018-10-06: 1503Yana Santos 2019-03-09: 1521Yana Santos 2019-12-07: 1505Yana Santos 2020-08-08: 1520Yana Santos 2021-02-20: 1538Yana Santos 2021-07-10: 1521Yana Santos 2023-03-25: 1505Yana Santos 2023-07-01: 1491Yana Santos 2024-08-10: 1508Yana Santos 2025-05-03: 1525Yana Santos 2025-10-04: 15421542Macy Chiasson 2018-11-30: 1516Macy Chiasson 2019-03-02: 1531Macy Chiasson 2019-05-04: 1544Macy Chiasson 2019-09-28: 1526Macy Chiasson 2020-02-15: 1541Macy Chiasson 2021-03-20: 1555Macy Chiasson 2021-12-18: 1539Macy Chiasson 2022-05-07: 1555Macy Chiasson 2022-09-10: 1538Macy Chiasson 2024-03-16: 1553Macy Chiasson 2024-06-29: 1568Macy Chiasson 2025-05-31: 1552Macy Chiasson 2025-10-04: 15341534

Elo after each UFC fight, first to latest. Hollow dots are losses.

Yana Santos
Macy Chiasson

Tale of the tape

35Age34
167.6 cmHeight180.3 cm
no data yetReachno data yet
OrthodoxStanceno data yet
6-5-0UFC record8-4-0
1542Peak Elo1568

Records and Elo count UFC fights only.

Where to watch

Prelims: ESPNEWS / ESPN+ / Disney+ / FX

Early prelims: ESPN+ / Disney+ / FX / UFC Fight Pass

Per Wikipedia. eloline lists official broadcasters only.

More fights at UFC 320: Ankalaev vs. Pereira 2

Full card »
Alex Pereira vs. Magomed AnkalaevKO/TKOMerab Dvalishvili vs. Cory SandhagenDecisionJiří Procházka vs. Khalil Rountree Jr.KO/TKOYoussef Zalal vs. Josh EmmettSubmissionJoe Pyfer vs. Abusupiyan MagomedovSubmissionAteba Gautier vs. Tre'ston VinesKO/TKODaniel Santos vs. Yoo Joo-sangKO/TKOJakub Wikłacz vs. Patchy MixDecision

FAQ

When and where is UFC 320: Ankalaev vs. Pereira 2?

Sat, Oct 4, 2025 at T-Mobile Arena, Las Vegas, Nevada, U.S..

How many rounds is this fight?

Standard UFC fights are three rounds of five minutes.

How does eloline's Elo work?

Every fighter starts at 1500. Wins add points, losses take them away, and beating a stronger opponent adds more. The win probability comes from the pre-fight Elo gap. Only UFC fights are counted for now.

Source: Wikipedia: UFC 320 (CC BY-SA 4.0). Records and Elo count UFC fights only.