ONE Championship has released five athletes from its roster, including former ONE atomweight submission grappling world champion Danielle Kelly.

On Saturday at UFC Abu Dhabi, de Ridder shares a card with another former ONE fighter when Marcus Buchecha makes his octagon debut after he endured a similarly frustrating run there. While he certainly doesn't wish anybody ill will,

Previously, One Championship also allowed soccer kicks to the head of a grounded opponent, but this practice has since been banned as part of the organization’s efforts to expand globally.

ONE Championship, which is based in Singapore, will broadcast an event live on Wednesday night on TNT. Chatri Sityodtong, a former software startup founder and hedge fund manager, ...

With this win, One Shin is now 4-1, and he may very well have earned himself an even higher-profile fight at the next ONE Championship event. Angela Lee vs. Aya Saeid Saber

Third-ranked ONE Championship featherweight MMA contender ‘The Cobra’ Shamil Gasanov of Russia has wanted his revenge against ‘The Lion Killer’ Garry Tonon for two years now.

Liam Nolan is no longer a ONE Championship fighter - but he could still make a comeback in the future.The Bangkok Post understands the 28-year-old British Muay Thai striker's contract has expired and was not renewed by the promotion,