THA

Sittha Sansomboonsuk

Amateur

Amateur record: 0-1

Last fight: 2018-07-21

THA

Sitthichai Wariwong

Pro

Pro record: 0-1

Last fight: 2023-12-02

THA

Sitthiphon Wichaidit

Pro

Pro record: 1-0

Last fight: 2017-07-01

THA

Siwa Konthieng

Pro

Pro record: 2-6

Last fight: 2016-02-20

Siwawong Amrakul

Youth

Youth record: 0-1

Last fight: 2026-08-21

KOR

So Yul Kim

Pro

Pro record: 9-2

Last fight: 2026-05-24

THA

Soheib Rosharn

Pro

Pro record: 0-1

Last fight: 2023-06-10

RUS

Solomon Demin

Pro

Pro record: 7-4

Last fight: 2026-02-07

KOR

Song Min Jong

Pro

Pro record: 13-9

Last fight: 2025-02-08

Sor Sey

Pro

Pro record: 2-3

Last fight: 2018-07-27

JPN

Sora Enmei

Pro

Pro record: 7-5

Last fight: 2026-06-12

GRE

Sotirios Kaselouris

Pro

Pro record: 8-8

Last fight: 2025-12-17

Srimal Rodrigo

Pro

Pro record: 0-2

Last fight: 2022-08-05

THA

Stamp Fairtex

Pro

Pro record: 11-2

Last fight: 2026-06-26

UKR

Stan Tskitishvili

Pro

Pro record: 0-1

Last fight: 2019-08-31

INA

Stefer Rahardian

Pro

Pro record: 12-6

Last fight: 2024-03-03

GBR

Stephen Connolly

Pro

Pro record: 2-3

Last fight: 2023-07-29

PHI

Stephen Loman

Pro

Pro record: 17-3

Last fight: 2023-09-29

USA

Stephen Pritchett

Pro

Pro record: 0-1

Last fight: 2022-08-05

Steve Lai

Amateur

Amateur record: 1-2

Last fight: 2026-09-04

THA

Steve Zavelier

Amateur

Amateur record: 0-1

Last fight: 2023-04-22

Su Sung Cho

Pro

Pro record: 0-1

Last fight: 2025-09-19

Subaru Mori

Pro

Pro record: 1-0

Last fight: 2026-08-08

THA

Suchat Lukamkuha

Pro

Pro record: 0-1

Last fight: 2011-09-24

THA

Sudsakorn Superbon

Pro

Pro record: 0-1

Last fight: 2025-12-21

THA

Suge Knight

Pro

Pro record: 0-1

Last fight: 2025-12-17

Suleyman Suleymanov

Pro

Pro record: 1-2

Last fight: 2025-10-10

IND

Sumit Bhyan

Pro

Pro record: 5-2

Last fight: 2026-06-20

IND

Sumit Kumar

Pro

Pro record: 9-1

Last fight: 2026-06-20

THA

Sunisa Srisen

Pro

Pro record: 4-2

Last fight: 2021-02-26

INA

Sunoto

Pro

Pro record: 12-8

Last fight: 2022-11-26

THA

Supachai Sungpasert

Pro

Pro record: 0-1

Last fight: 2016-01-10

THA

Supat Senapol

Pro

Pro record: 1-1

Last fight: 2014-11-22

THA

Surapun Kancharee

Pro

Pro record: 1-2

Last fight: 2026-01-31

THA

Surarak Kamla

Pro

Pro record: 0-2

Last fight: 2018-05-05

IND

Susovan Ghosh

Pro

Pro record: 5-5

Last fight: 2022-06-11

THA

Suwattana Takanratti

Pro

Pro record: 0-3

Last fight: 2022-09-17

Suwichaya Kiriya

Youth

Youth record: 1-0

Last fight: 2026-08-21

SIN

Syafiq Samad

Pro

Pro record: 4-1

Last fight: 2014-12-20

RUS

T. Dmitrievich

Pro

Pro record: 0-1

Last fight: 2023-01-20

THA

T. Rataniteetanayod

Amateur

Amateur record: 1-0

Last fight: 2014-11-22

THA

T. Sirisuknanthadej

Pro

Pro record: 1-0

Last fight: 2025-10-07

THA

T. Supparukephusakun

Pro

Pro record: 2-1

Last fight: 2015-10-31

THA

T. Tunkamhaeng

Pro

Pro record: 1-0

Last fight: 2019-08-31

JPN

Taiga Orii

Pro

Pro record: 5-0

Last fight: 2026-06-05

JPN

Takuro Nishimura

Pro

Pro record: 2-3-3

Last fight: 2018-11-03

RUS

Talekh Gamidov

Pro

Pro record: 7-1

Last fight: 2024-11-22

GER

Tamerlan Dulatov

Pro

Pro record: 5-0

Last fight: 2026-05-02