Mairon Santos

BrazilRecord and fight history

Mairon Santos is a UFC fighter who represents Brazil and beat Kaan Ofli in a title fight on Aug 24, 2024.

19pro fights4UFC fights1title fight

Updated Oct 5, 2026, 3:07 PM ET

Pro record18-1-0W-L-D UFC record4-04 UFC fights UFC wins by2-0-2KO - SUB - DEC DivisionFeatherweight145 lb StreakW4last 5: 4-0 Agatha's recordNone yetno graded calls on him yet

About Mairon Santos

Mairon Santos is a UFC fighter who represents Brazil and fights from the orthodox stance. He has fought at Featherweight in the UFC since 2024, and at UFC Fight Night: Cannonier vs. Borralho on Aug 24, 2024 he beat Kaan Ofli in a title fight. Santos fought at Lightweight in the UFC in 2025.

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Agatha Research DeskUpdated Oct 5, 2026

Fight history4

Every UFC fight in our records, newest first. A gold mark is a title fight.

Date	Event	Opponent	Result	Method	Rd	Time
Dec 6, 2025	UFC 323: Dvalishvili vs. Yan 2	Muhammad Naimov	W	KO/TKO	3	0:21
May 17, 2025	UFC Fight Night: Burns vs. Morales	Sodiq Yusuff	W	Decision (unanimous)	3	5:00
Mar 8, 2025	UFC 313: Pereira vs. Ankalaev	Francis Marshall	W	Decision (split)	3	5:00
Aug 24, 2024	UFC Fight Night: Cannonier vs. Borralho	Kaan Ofli	W	KO/TKO	2	1:30

How he is doing nowLast fight Dec 6

UFC record4-04 fights since 2024

Since moving up1-0at lightweight, since 2025

Last fightDec 6beat Muhammad Naimov

Last 44-0WWWWNewest first. Four wins in a row.

Did you know?!

First UFC fight a finish

In his first UFC fight, Santos beat Kaan Ofli by KO/TKO in round 2 at 1:30 at UFC Fight Night: Cannonier vs. Borralho on Aug 24, 2024.

Career

2024UFC debutBeat Kaan Ofli
Aug 2024ChampionBeat Kaan Ofli
2025LightweightMoved up a division
Dec 6, 2025Latest fightBeat Muhammad Naimov

Title fights

Aug 24, 2024: won vs Kaan OfliUFC Fight Night: Cannonier vs. Borralho

How his UFC fights ended

4 wins

KO/TKO 2Decision 2

Divisions

Lightweight: 1-02025 to 2025, 1 UFC fight
Featherweight: 3-02024 to 2025, 3 UFC fights

First UFC fight

Aug 24, 2024: beat Kaan Ofli by KO/TKOFight Night: Cannonier vs. Borralho, round 2, 1:30

Latest fight

Dec 6, 2025: beat Muhammad Naimov by KO/TKOUFC 323: Dvalishvili vs. Yan 2, round 3, 0:21

Sources and updates

Fights, records and schedules come from Agatha's own records: ESPN's fighter records and results, and the UFC fight history in our data.

Updated Oct 5, 2026, 3:07 PM ET. Results and form refresh after every fight; biography facts are checked weekly.