KSW: Longest fights
The all-time KSW top 100, rebuilt from every completed KSW fight in our database.
Updated September 27, 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 |   Phil De Fries | 25:00 | 5 | Augusto SakaiHeavyweight | Jun 7, 2024 |
| 2 |   Štefan Vojčák | 17:34 | 4 | Marcin WojcikHeavyweight | Sep 19, 2026 |
| T-3 |   Szymon Bajor | 15:00 | 3 | Viktor PestaHeavyweight | Dec 16, 2023 |
| T-3 |  Ivan Vitasovic | 15:00 | 3 | Filip StawowyHeavyweight | May 11, 2024 |
| T-3 |   Matheus Scheffel | 15:00 | 3 | Szymon BajorHeavyweight | Aug 24, 2024 |
| T-3 |  Dawid Kasperski | 15:00 | 3 | Krzysztof GlowackiHeavyweight | Sep 14, 2024 |
| T-3 |  Bartosz Lesko | 15:00 | 3 | Dominik HumburgerHeavyweight | Sep 14, 2024 |
| T-3 |  Marek Samociuk | 15:00 | 3 | Filip StawowyHeavyweight | Mar 8, 2025 |
| T-3 | Szymon Bajor | 15:00 | 3 | Ricardo PraselHeavyweight | Sep 20, 2025 |
| T-3 |  Marcin Wojcik | 15:00 | 3 | Augusto SakaiHeavyweight | Dec 20, 2025 |
| T-3 | Bartosz Lesko | 15:00 | 3 | Bartosz SzewczykHeavyweight | Mar 14, 2026 |
| T-3 |   Michal Martínek | 15:00 | 3 | Marek SamociukHeavyweight | Jun 20, 2026 |
| T-3 |  Artur Szpilka | 15:00 | 3 | Augusto SakaiHeavyweight | Jul 18, 2026 |
| 14 | Phil De Fries | 14:27 | 3 | Štefan VojčákHeavyweight | Oct 18, 2025 |
| 15 |   Darko Stosic | 12:34 | 3 | Štefan VojčákHeavyweight | Jul 15, 2023 |
| 16 | Phil De Fries | 9:57 | 2 | Szymon BajorHeavyweight | Jul 15, 2023 |
| 17 |  Filip Stawowy | 9:39 | 2 | Marek SamociukHeavyweight | Apr 22, 2023 |
| 18 | Marcin Wojcik | 9:20 | 2 | Ibragim ChuzhigaevHeavyweight | Jul 19, 2025 |
| 19 |    Errol Zimmerman | 8:53 | 2 | Tomasz SararaHeavyweight | Apr 22, 2023 |
| 20 | Marek Samociuk | 8:14 | 2 | Olegs JemeljanovsHeavyweight | Jan 20, 2024 |
| 21 |  Kacper Paczoski | 8:01 | 2 | Denis GorniakHeavyweight | Oct 18, 2025 |
| 22 | Štefan Vojčák | 7:53 | 2 | Michal MartínekHeavyweight | Oct 19, 2024 |
| 23 | Artur Szpilka | 7:07 | 2 | Michal MartínekHeavyweight | Dec 20, 2025 |
| 24 | Michal Martínek | 7:02 | 2 | Prince AounallahHeavyweight | Apr 6, 2024 |
| 25 |  Piotr Chudzik | 7:00 | 2 | Predrag BozovicHeavyweight | Jun 20, 2026 |
| 26 | Štefan Vojčák | 6:25 | 2 | Arkadiusz WrzosekHeavyweight | Jun 20, 2026 |
| 27 |  Damian Piwowarczyk | 6:22 | 2 | Sergiusz ZajacHeavyweight | Mar 14, 2026 |
| 28 | Štefan Vojčák | 5:47 | 2 | Ricardo PraselHeavyweight | May 11, 2024 |
| 29 |  Arkadiusz Wrzosek | 5:40 | 2 | Szymon BajorHeavyweight | Jan 17, 2026 |
| 30 | Artur Szpilka | 5:31 | 2 | Mariusz PudzianowskiHeavyweight | Jun 3, 2023 |
| 31 | Michal Martínek | 5:00 | 1 | Matheus ScheffelHeavyweight | Jul 19, 2025 |
| 32 |  Kamil Gawryjolek | 4:30 | 1 | Olegs JemeljanovsHeavyweight | Apr 22, 2023 |
| 33 |  Denis Gorniak | 4:29 | 1 | Michal TurynskiHeavyweight | Apr 26, 2025 |
| 34 | Phil De Fries | 4:11 | 1 | Darko StosicHeavyweight | Nov 16, 2024 |
| 35 |  Kacper Sochacki | 4:10 | 1 | Jordan NandorHeavyweight | Feb 21, 2026 |
| 36 | Phil De Fries | 4:07 | 1 | Marcin WojcikHeavyweight | Apr 18, 2026 |
| 37 | Phil De Fries | 3:33 | 1 | Arkadiusz WrzosekHeavyweight | Jun 14, 2025 |
| 38 | Damian Piwowarczyk | 3:10 | 1 | Bartosz SzewczykHeavyweight | Feb 21, 2025 |
| 39 |  Stjepan Bekavac | 2:59 | 1 | Marcin RozalskiHeavyweight | Dec 20, 2025 |
| 40 | Marcin Wojcik | 2:46 | 1 | Damian PiwowarczykHeavyweight | Sep 14, 2024 |
| 41 |  Viktor Pesta | 2:12 | 1 | Filip StawowyHeavyweight | Sep 16, 2023 |
| 42 |   Miha Frlic | 2:11 | 1 | Kamil GawryjolekHeavyweight | Jan 25, 2025 |
| T-43 | Arkadiusz Wrzosek | 2:09 | 1 | Bogdan StoicaHeavyweight | Jun 3, 2023 |
| T-43 | Marek Samociuk | 2:09 | 1 | Denis GorniakHeavyweight | Jul 20, 2024 |
| 45 | Damian Piwowarczyk | 2:05 | 1 | Cedric LushimaHeavyweight | Jun 14, 2025 |
| 46 | Darko Stosic | 2:04 | 1 | Michal MartínekHeavyweight | Oct 14, 2023 |
| 47 | Artur Szpilka | 1:49 | 1 | Errol ZimmermanHeavyweight | Apr 26, 2025 |
| 48 |  Adam Josef Modzelewski | 1:18 | 1 | Piotr LisekHeavyweight | Dec 20, 2025 |
| 49 | Darko Stosic | 1:14 | 1 | Matheus ScheffelHeavyweight | Feb 24, 2024 |
| 50 |  Sergiusz Zajac | 1:07 | 1 | Mariusz KsiazkiewiczHeavyweight | Sep 20, 2025 |
| 51 | Štefan Vojčák | 1:06 | 1 | Kamil GawryjolekHeavyweight | Nov 11, 2023 |
| 52 | Arkadiusz Wrzosek | 0:55 | 1 | Ivan VitasovicHeavyweight | Jan 20, 2024 |
| 53 | Arkadiusz Wrzosek | 0:25 | 1 | Matheus ScheffelHeavyweight | Nov 16, 2024 |
| 54 | Arkadiusz Wrzosek | 0:14 | 1 | Artur SzpilkaHeavyweight | May 11, 2024 |
This board ranks single performances, not fighters — one fighter can hold more than one row.