ONE Championship
Reigning ONE champions by weight division. As of June 2026.
Reigning ONE Championship MMA world champions. ONE also sanctions Muay Thai, kickboxing and submission grappling titles, which are not listed here; vacant MMA divisions (heavyweight, light heavyweight, middleweight) are omitted.
Last refreshed June 18, 2026 · ONE Championship official world champions
Welterweight
| C | Christian Lee |
Lightweight
| C | Christian Lee |
Featherweight
| C | Tang Kai |
Bantamweight
| C | Enkh-Orgil Baatarkhuu |
Flyweight
| C | Avazbek Kholmirzaev |
Strawweight
| C | Joshua Pacio |
Women's Atomweight
| C | Denice Zamboanga |