ONE: Longest fights
The all-time ONE top 100, rebuilt from every completed ONE fight in our database.
Updated September 28, 2026
A fighter with a bout in the last 18 months. Country boards rank every fighter from that country and cannot be combined with the active filter.
| # | Fighter | Longest fights | Round | Fight | Date |
|---|---|---|---|---|---|
| 1 |   Oumar Kane | 25:00 | 5 | Anatoly MalykhinHeavyweight | Nov 8, 2024 |
| 2 |   Anatoly Malykhin | 16:57 | 4 | Oumar KaneHeavyweight | May 15, 2026 |
| T-3 |   Jasur Mirzamukhamedov | 15:00 | 3 | Duke DidierHeavyweight | Jun 3, 2022 |
| T-3 |   Kirill Grishenko | 15:00 | 3 | Kang Ji WonHeavyweight | Jul 6, 2024 |
| T-3 |   Samet Agdeve | 15:00 | 5 | Roman KrykliaHeavyweight | Nov 8, 2025 |
| T-3 | Kirill Grishenko | 15:00 | 3 | Ben TynanHeavyweight | Aug 2, 2025 |
| T-3 |   Roman Kryklia | 15:00 | 5 | Samet AgdeveHeavyweight | Jun 19, 2026 |
| T-3 | Oumar Kane | 15:00 | 3 | Jasur MirzamukhamedovHeavyweight | Dec 3, 2022 |
| 9 |   Paul Elliott | 11:00 | 3 | Ryugo TakeuchiHeavyweight | Apr 5, 2025 |
| 10 | Oumar Kane | 7:19 | 2 | Batradz GazzaevHeavyweight | Sep 29, 2022 |
| 11 |   Guto Inocente | 5:23 | 2 | Bruno SusanoHeavyweight | Feb 25, 2022 |
| 12 |   Rade Opacic | 5:03 | 2 | Françesko XhajaHeavyweight | Jan 28, 2022 |
| 13 |   Mauro Cerilli | 5:00 | 1 | Paul ElliottHeavyweight | Sep 30, 2023 |
| 14 | Rade Opacic | 4:34 | 2 | Errol ZimmermanHeavyweight | Dec 11, 2020 |
| 15 | Rade Opacic | 4:20 | 2 | Patrick SchmidHeavyweight | Oct 15, 2021 |
| 16 | Rade Opacic | 4:14 | 2 | Bruno SusanoHeavyweight | Jan 22, 2021 |
| 17 | Anatoly Malykhin | 3:34 | 1 | Alexandre MachadoHeavyweight | Mar 5, 2021 |
| 18 | Kirill Grishenko | 3:28 | 1 | Mauro CerilliHeavyweight | Feb 20, 2025 |
| 19 |  Marcus Almeida | 3:17 | 1 | Amir AliakbariHeavyweight | Nov 8, 2024 |
| 20 |  Shamil Erdogan | 2:20 | 1 | Ryugo TakeuchiHeavyweight | Nov 16, 2025 |
| 21 | Roman Kryklia | 2:10 | 1 | Lyndon KnowlesHeavyweight | Apr 5, 2025 |
| 22 | Oumar Kane | 2:09 | 1 | Boucher KetchupHeavyweight | Jul 6, 2024 |
| 23 |   Ben Tynan | 2:07 | 1 | Ryugo TakeuchiHeavyweight | Feb 14, 2026 |
| 24 |   Ryugo Takeuchi | 1:42 | 1 | Kang Ji WonHeavyweight | Aug 2, 2025 |
| 25 | Paul Elliott | 0:08 | 1 | Regan UpshawHeavyweight | Jun 27, 2026 |
This board ranks single performances, not fighters — one fighter can hold more than one row.