ONE · MMA
ONE Lightweight Submission Grappling Championship
No champion on record.
Champions
| Champion | Won | Lost | Days |
|---|---|---|---|
| Kade Ruotolo | 3 Dec 2022 | 20 Feb 2025 | 810 |
Built from title bouts on record. Vacated or stripped titles are not visible in bout results, so very recent changes can lag.