Kongchai Chanaidonmuang


Kongchai Chanaidonmuang is a Thai Muay Thai fighter. He trained under Sangtiennoi Sor.Rungroj at Tor.Sangtiennoi gym in the North of Pathum Thani Province and fights under the banner of the OneSongchai promotion.

Biography and career

Kongchai was born in the Prakhon Chai District of Buriram Province. He started boxing at 10 years old and started fighting soon after. Originally called Kongsiam, he later changed his ring name to Kongchai.

ONE Championship

Kongchai made his ONE Championship debut at ONE Friday Fights 3 against Kritpetch P.K.Saenchai on February 3, 2023. He won the fight by first round knockout.
Kongchai faced Akram Hamidi at ONE Friday Fights 66 on June 8, 2024. He lost the fight by first round technical knockout.
On November 15, 2024, Kongchai defeated Chokpreecha P.K.Saenchai by unanimous decision. They both received a fight of the night bonus.
On January 10, 2025 Kongchai faced Ramadan Ondash in the main event of ONE Friday Fights 93. He lost the fight by unanimous decision.
Kongchai rematched Chokpreecha P.K.Saenchai at ONE Friday Fights 108. He won the fight by knockout in the second round.

Titles and accomplishments

Fight record

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