Fastest knockouts
The all-time top 100, ranked across every MMA promotion we track and rebuilt from every completed fight in our database.
Updated September 26, 2026
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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 | Fastest knockouts | Round | Fight | Date |
|---|---|---|---|---|---|
| 1 |   Todd Duffee | 0:07 | 1 | Tim HagueHeavyweight | Aug 29, 2009 |
| 2 |   Paul Elliott | 0:08 | 1 | Regan UpshawHeavyweight | Jun 27, 2026 |
| 3 |   Jairzinho Rozenstruik | 0:09 | 1 | Allen CrowderHeavyweight | Jun 22, 2019 |
| 4 |  Islem Masraf | 0:10 | 1 | Mickael GroguheHeavyweight | Mar 7, 2024 |
| T-5 |  Walt Harris | 0:12 | 1 | Aleksei OleinikHeavyweight | Jul 21, 2019 |
| T-5 |  Sean Sharaf | 0:12 | 1 | Gable StevesonHeavyweight | Sep 19, 2026 |
| T-7 |  Anthony Hamilton | 0:14 | 1 | Damian GrabowskiHeavyweight | Jul 31, 2016 |
| T-7 |   Arkadiusz Wrzosek | 0:14 | 1 | Artur SzpilkaHeavyweight | May 11, 2024 |
| T-9 |  Curtis Blaydes | 0:15 | 1 | Tom AspinallHeavyweight | Jul 23, 2022 |
| T-9 |   Andrei Arlovski | 0:15 | 1 | Paul BuentelloHeavyweight | Oct 7, 2005 |
| T-9 |   Pavel Dailidko | 0:15 | 1 | Janos CsukasHeavyweight | Dec 8, 2023 |
| T-12 |   Stefan Struve | 0:16 | 1 | Antonio SilvaHeavyweight | May 8, 2016 |
| T-12 |  Steven Asplund | 0:16 | 1 | Anthony GuarascioHeavyweight | Sep 9, 2025 |
| T-12 |   Weslley Álec | 0:16 | 1 | Guilherme LazzariniHeavyweight | Aug 1, 2026 |
| T-15 |  Gabriel Gonzaga | 0:17 | 1 | Dave HermanHeavyweight | Jul 6, 2013 |
| T-15 | Antoni Hardonk | 0:17 | 1 | Colin RobinsonHeavyweight | Jan 19, 2008 |
| T-15 | Mark Kerr | 0:17 | 1 | Greg StottHeavyweight | Oct 17, 1997 |
| T-15 |  Greg Hardy | 0:17 | 1 | Tebaris GordonHeavyweight | Aug 7, 2018 |
| T-19 |   Robelis Despaigne | 0:18 | 1 | Josh ParisianHeavyweight | Mar 10, 2024 |
| T-19 |   Denis Goltsov | 0:18 | 1 | Yorgan De CastroHeavyweight | Jun 16, 2023 |
| T-21 |  Matt Mitrione | 0:19 | 1 | Phil De FriesHeavyweight | Apr 6, 2013 |
| T-21 |  Klidson Abreu | 0:19 | 1 | Adam BogatyrevHeavyweight | Sep 5, 2025 |
| T-23 |   Francis Ngannou | 0:20 | 1 | Jairzinho RozenstruikHeavyweight | May 10, 2020 |
| T-23 |  Marcos Rogerio de Lima | 0:20 | 1 | Richardson MoreiraHeavyweight | May 31, 2014 |
| T-25 |  Renan Ferreira | 0:21 | 1 | Ryan BaderHeavyweight | Feb 24, 2024 |
| T-25 |   Abraham Bably | 0:21 | 1 | Justin ClarkeHeavyweight | Dec 20, 2025 |
| 27 |   Mikio Ueda | 0:22 | 1 | Hideki SekineHeavyweight | Jun 24, 2023 |
| T-28 | Jairzinho Rozenstruik | 0:23 | 1 | Chris DaukausHeavyweight | Dec 11, 2022 |
| T-28 |   Abdoulaye Kane | 0:23 | 1 | Emmanuel MukamHeavyweight | Oct 18, 2025 |
| 30 |  Daniel Spitz | 0:24 | 1 | Anthony HamiltonHeavyweight | Sep 16, 2017 |
| T-31 |   Nikita Krylov | 0:25 | 1 | Walt HarrisHeavyweight | Jan 25, 2014 |
| T-31 | Renan Ferreira | 0:25 | 1 | Jamelle JonesHeavyweight | Apr 28, 2022 |
| T-31 | Arkadiusz Wrzosek | 0:25 | 1 | Matheus ScheffelHeavyweight | Nov 16, 2024 |
| 34 | Francis Ngannou | 0:26 | 1 | Cain VelasquezHeavyweight | Feb 18, 2019 |
| 35 |  Denzel Freeman | 0:27 | 1 | Raiden KovacsHeavyweight | Mar 17, 2023 |
| T-36 | Ron Waterman | 0:28 | 1 | Chris CondoHeavyweight | May 7, 1999 |
| T-36 |  Dylan Rajić | 0:28 | 1 | Tim KelcHeavyweight | Sep 7, 2024 |
| T-36 |   Martin Batur | 0:28 | 1 | Wesley MartinsHeavyweight | Feb 28, 2026 |
| T-39 | Jairzinho Rozenstruik | 0:29 | 1 | Andrei ArlovskiHeavyweight | Nov 3, 2019 |
| T-39 |   Štefan Vojčák | 0:29 | 1 | Evgeniy GolubHeavyweight | Sep 11, 2021 |
| T-41 | Brad Kohler | 0:30 | 1 | Steve JudsonHeavyweight | Sep 24, 1999 |
| T-41 |  Andre Miranda | 0:30 | 1 | Raimundo CostaHeavyweight | Aug 24, 2024 |
| 43 | Renan Ferreira | 0:31 | 1 | Stuart AustinHeavyweight | Aug 19, 2021 |
| T-44 | Marcos Rogerio de Lima | 0:32 | 1 | Ben RothwellHeavyweight | Nov 13, 2021 |
| T-44 |  Michal Andryszak | 0:32 | 1 | Martin BaturHeavyweight | Feb 15, 2025 |
| T-46 | Todd Duffee | 0:33 | 1 | Anthony HamiltonHeavyweight | Dec 6, 2014 |
| T-46 |  Derrick Lewis | 0:33 | 1 | Marcos Rogerio de LimaHeavyweight | Jul 30, 2023 |
| 48 |  Anthony Wint | 0:34 | 1 | Matt AdamsHeavyweight | Aug 11, 2026 |
| T-49 | Derrick Lewis | 0:35 | 1 | Tallison TeixeiraHeavyweight | Jul 13, 2025 |
| T-49 |  Tallison Teixeira | 0:35 | 1 | Justin TafaHeavyweight | Feb 9, 2025 |
| T-49 |  Stipe Miocic | 0:35 | 1 | Fabio MaldonadoHeavyweight | May 31, 2014 |
| T-49 |  Mukhumat Vakhaev | 0:35 | 1 | Grigoriy PonomarevHeavyweight | Aug 11, 2023 |
| 53 |  Donegi Abena | 0:37 | 1 | Joe SchillingHeavyweight | May 23, 2026 |
| T-54 |  Roy Nelson | 0:39 | 1 | Stefan StruveHeavyweight | Mar 31, 2010 |
| T-54 |  Sergei Pavlovich | 0:39 | 1 | Tallison TeixeiraHeavyweight | May 30, 2026 |
| T-56 | Matt Mitrione | 0:41 | 1 | Derrick LewisHeavyweight | Sep 5, 2014 |
| T-56 |   Patrick Vespaziani | 0:41 | 1 | Jovan ZeljkovicHeavyweight | May 17, 2025 |
| T-56 |   Miha Frlic | 0:41 | 1 | Samuele Di GuardoHeavyweight | Sep 28, 2024 |
| T-59 |  Vitor Belfort | 0:43 | 1 | Scott FerrozzoHeavyweight | Feb 7, 1997 |
| T-59 |   Gary Goodridge | 0:43 | 1 | Andre RobertsHeavyweight | Mar 5, 1999 |
| T-59 | David Abbott | 0:43 | 1 | Hugo DuarteHeavyweight | May 15, 1998 |
| T-59 | Stipe Miocic | 0:43 | 1 | Phil De FriesHeavyweight | Feb 15, 2012 |
| T-59 |  Ante Delija | 0:43 | 1 | Yorgan De CastroHeavyweight | Apr 12, 2025 |
| 64 | Shane Carwin | 0:44 | 1 | Christian WellischHeavyweight | May 24, 2008 |
| T-65 | Francis Ngannou | 0:45 | 1 | Curtis BlaydesHeavyweight | Nov 24, 2018 |
| T-65 | Greg Hardy | 0:45 | 1 | Juan AdamsHeavyweight | Jul 21, 2019 |
| T-65 |  Chris Daukaus | 0:45 | 1 | Rodrigo NascimentoHeavyweight | Oct 11, 2020 |
| T-65 |  Tom Aspinall | 0:45 | 1 | Jake CollierHeavyweight | Jul 26, 2020 |
| 69 |  Bruno Cappelozza | 0:46 | 1 | Ante DelijaHeavyweight | May 6, 2021 |
| 70 |  Brendan Schaub | 0:47 | 1 | Chase GormleyHeavyweight | Mar 21, 2010 |
| 71 |  Daniel Omielanczuk | 0:48 | 1 | Chris de la RochaHeavyweight | Jul 18, 2015 |
| T-72 |   Tai Tuivasa | 0:49 | 1 | Harry HunsuckerHeavyweight | Mar 21, 2021 |
| T-72 |  Mirko Filipovic | 0:49 | 1 | Baruto KaitoHeavyweight | Dec 31, 2016 |
| T-72 |  Miran Fabjan | 0:49 | 1 | Mario ŽgelaHeavyweight | Mar 30, 2024 |
| T-75 | Walt Harris | 0:50 | 1 | Serghei SpivacHeavyweight | May 5, 2019 |
| T-75 | Renan Ferreira | 0:50 | 1 | Matheus ScheffelHeavyweight | Jun 16, 2023 |
| T-77 | Roy Nelson | 0:51 | 1 | Dave HermanHeavyweight | May 26, 2012 |
| T-77 |  Patryk Dubiela | 0:51 | 1 | Kasim ArasHeavyweight | Apr 20, 2024 |
| T-79 | Vitor Belfort | 0:52 | 1 | David AbbottHeavyweight | May 30, 1997 |
| T-79 | Denis Goltsov | 0:52 | 1 | Hasan MezhievHeavyweight | Aug 7, 2026 |
| T-81 | Sergei Pavlovich | 0:54 | 1 | Tai TuivasaHeavyweight | Dec 4, 2022 |
| T-81 | Stipe Miocic | 0:54 | 1 | Andrei ArlovskiHeavyweight | Jan 2, 2016 |
| T-81 |  Junior Dos Santos | 0:54 | 1 | Stefan StruveHeavyweight | Feb 21, 2009 |
| T-84 | Sergei Pavlovich | 0:55 | 1 | Derrick LewisHeavyweight | Jul 31, 2022 |
| T-84 | Arkadiusz Wrzosek | 0:55 | 1 | Ivan VitasovicHeavyweight | Jan 20, 2024 |
| 86 |  Josh Hokit | 0:56 | 1 | Max GimenisHeavyweight | Nov 9, 2025 |
| T-87 |   Arbi Agujev | 0:57 | 1 | Manas ImarovHeavyweight | Jan 9, 2026 |
| T-87 | Greg Hardy | 0:57 | 1 | Austen LaneHeavyweight | Jun 12, 2018 |
| T-89 |  Shawn Jordan | 0:59 | 1 | Pat BarryHeavyweight | Jun 15, 2013 |
| T-89 |  Augusto Sakai | 0:59 | 1 | Marcin TyburaHeavyweight | Sep 15, 2019 |
| T-91 | Tom Aspinall | 1:00 | 1 | Curtis BlaydesHeavyweight | Jul 28, 2024 |
| T-91 |  Travis Browne | 1:00 | 1 | Josh BarnettHeavyweight | Dec 28, 2013 |
| T-91 |  Khadis Ibragimov | 1:00 | 1 | Daniil MatsolaHeavyweight | Apr 12, 2026 |
| 94 | Gabriel Gonzaga | 1:01 | 1 | Josh HendricksHeavyweight | Nov 15, 2008 |
| 95 | Mirko Filipovic | 1:02 | 1 | Tsuyoshi KohsakaHeavyweight | Dec 31, 2017 |
| T-96 | Mikio Ueda | 1:03 | 1 | Shoma ShibisaiHeavyweight | May 4, 2025 |
| T-96 |  Sulim Batalov | 1:03 | 1 | Caio BitencourtHeavyweight | Feb 28, 2025 |
| T-98 | Junior Dos Santos | 1:04 | 1 | Cain VelasquezHeavyweight | Nov 12, 2011 |
| T-98 |  Donte Johnson | 1:04 | 1 | Darion AbbeyHeavyweight | Aug 26, 2025 |
| 100 | Sergei Pavlovich | 1:06 | 1 | Marcelo GolmHeavyweight | Apr 20, 2019 |
Ranked across every MMA promotion we track. BKFC is bare-knuckle boxing — two-minute rounds, and a punch count that is not a significant-strike count — so it is ranked only on its own boards.
This board ranks single performances, not fighters — one fighter can hold more than one row.