ONE Championship (ONE Fighting Championship)

ONE Championship er organisasjon som arrangerer mixed martial arts-kamper.

ONE Championship verdensmestere

• Yoshikara Naito
• Kairat Akhmetov
• Bibiano Fernandez
• Marat Gafurov
• Edward Folayang
• Ben Askren
• Vitaly Bigdash
• Roger Gracie
• Brandon Vera