UFC: Fastest knockouts
The all-time UFC top 100, rebuilt from every completed UFC fight in our database.
Updated September 22, 2026
Active fightersClear filters
Country
Every countryArgentinaAustraliaAzerbaijanBosnia & HerzegovinaBrazilCanadaChinaColombiaCzechiaFranceGeorgiaGermanyIndonesiaIrelandItalyJapanKazakhstanKyrgyzstanMexicoMoldovaMoroccoNetherlandsNew ZealandPeruPolandPortugalRussiaSerbiaSlovakiaSouth AfricaSouth KoreaSpainSwedenTajikistanTürkiyeUkraineUnited KingdomUnited StatesUzbekistanVenezuela
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 |   Jairzinho Rozenstruik | 0:09 | 1 | Allen CrowderHeavyweight | Jun 22, 2019 |
| T-3 |  Walt Harris | 0:12 | 1 | Aleksei OleinikHeavyweight | Jul 21, 2019 |
| T-3 |  Sean Sharaf | 0:12 | 1 | Gable StevesonHeavyweight | Sep 19, 2026 |
| 5 |  Anthony Hamilton | 0:14 | 1 | Damian GrabowskiHeavyweight | Jul 31, 2016 |
| T-6 |  Curtis Blaydes | 0:15 | 1 | Tom AspinallHeavyweight | Jul 23, 2022 |
| T-6 |   Andrei Arlovski | 0:15 | 1 | Paul BuentelloHeavyweight | Oct 7, 2005 |
| T-8 |   Stefan Struve | 0:16 | 1 | Antonio SilvaHeavyweight | May 8, 2016 |
| T-8 |  Steven Asplund | 0:16 | 1 | Anthony GuarascioHeavyweight | Sep 9, 2025 |
| T-10 |   Gabriel Gonzaga | 0:17 | 1 | Dave HermanHeavyweight | Jul 6, 2013 |
| T-10 | Antoni Hardonk | 0:17 | 1 | Colin RobinsonHeavyweight | Jan 19, 2008 |
| T-10 | Mark Kerr | 0:17 | 1 | Greg StottHeavyweight | Oct 17, 1997 |
| T-10 |  Greg Hardy | 0:17 | 1 | Tebaris GordonHeavyweight | Aug 7, 2018 |
| 14 |   Robelis Despaigne | 0:18 | 1 | Josh ParisianHeavyweight | Mar 10, 2024 |
| 15 |  Matt Mitrione | 0:19 | 1 | Phil De FriesHeavyweight | Apr 6, 2013 |
| T-16 |   Francis Ngannou | 0:20 | 1 | Jairzinho RozenstruikHeavyweight | May 10, 2020 |
| T-16 |  Marcos Rogerio de Lima | 0:20 | 1 | Richardson MoreiraHeavyweight | May 31, 2014 |
| 18 | Jairzinho Rozenstruik | 0:23 | 1 | Chris DaukausHeavyweight | Dec 11, 2022 |
| 19 |  Daniel Spitz | 0:24 | 1 | Anthony HamiltonHeavyweight | Sep 16, 2017 |
| 20 |   Nikita Krylov | 0:25 | 1 | Walt HarrisHeavyweight | Jan 25, 2014 |
| 21 | Francis Ngannou | 0:26 | 1 | Cain VelasquezHeavyweight | Feb 18, 2019 |
| 22 | Ron Waterman | 0:28 | 1 | Chris CondoHeavyweight | May 7, 1999 |
| 23 | Jairzinho Rozenstruik | 0:29 | 1 | Andrei ArlovskiHeavyweight | Nov 3, 2019 |
| 24 | Brad Kohler | 0:30 | 1 | Steve JudsonHeavyweight | Sep 24, 1999 |
| 25 | Marcos Rogerio de Lima | 0:32 | 1 | Ben RothwellHeavyweight | Nov 13, 2021 |
| T-26 | Todd Duffee | 0:33 | 1 | Anthony HamiltonHeavyweight | Dec 6, 2014 |
| T-26 |  Derrick Lewis | 0:33 | 1 | Marcos Rogerio de LimaHeavyweight | Jul 30, 2023 |
| T-28 | Derrick Lewis | 0:35 | 1 | Tallison TeixeiraHeavyweight | Jul 13, 2025 |
| T-28 |  Tallison Teixeira | 0:35 | 1 | Justin TafaHeavyweight | Feb 9, 2025 |
| T-28 |  Stipe Miocic | 0:35 | 1 | Fabio MaldonadoHeavyweight | May 31, 2014 |
| 31 |  Anthony Wint | 0:36 | 1 | Matt AdamsHeavyweight | Aug 11, 2026 |
| T-32 |  Roy Nelson | 0:39 | 1 | Stefan StruveHeavyweight | Mar 31, 2010 |
| T-32 |   Sergei Pavlovich | 0:39 | 1 | Tallison TeixeiraHeavyweight | May 30, 2026 |
| 34 | Matt Mitrione | 0:41 | 1 | Derrick LewisHeavyweight | Sep 5, 2014 |
| T-35 |  Vitor Belfort | 0:43 | 1 | Scott FerrozzoHeavyweight | Feb 7, 1997 |
| T-35 |   Gary Goodridge | 0:43 | 1 | Andre RobertsHeavyweight | Mar 5, 1999 |
| T-35 | David Abbott | 0:43 | 1 | Hugo DuarteHeavyweight | May 15, 1998 |
| T-35 | Stipe Miocic | 0:43 | 1 | Phil De FriesHeavyweight | Feb 15, 2012 |
| 39 | Shane Carwin | 0:44 | 1 | Christian WellischHeavyweight | May 24, 2008 |
| T-40 | Francis Ngannou | 0:45 | 1 | Curtis BlaydesHeavyweight | Nov 24, 2018 |
| T-40 | Greg Hardy | 0:45 | 1 | Juan AdamsHeavyweight | Jul 21, 2019 |
| T-40 |  Chris Daukaus | 0:45 | 1 | Rodrigo NascimentoHeavyweight | Oct 11, 2020 |
| T-40 |   Tom Aspinall | 0:45 | 1 | Jake CollierHeavyweight | Jul 26, 2020 |
| 44 |  Brendan Schaub | 0:47 | 1 | Chase GormleyHeavyweight | Mar 21, 2010 |
| 45 |   Daniel Omielanczuk | 0:48 | 1 | Chris de la RochaHeavyweight | Jul 18, 2015 |
| 46 |   Tai Tuivasa | 0:49 | 1 | Harry HunsuckerHeavyweight | Mar 21, 2021 |
| 47 | Walt Harris | 0:50 | 1 | Serghei SpivacHeavyweight | May 5, 2019 |
| 48 | Roy Nelson | 0:51 | 1 | Dave HermanHeavyweight | May 26, 2012 |
| 49 | Vitor Belfort | 0:52 | 1 | David AbbottHeavyweight | May 30, 1997 |
| T-50 | Sergei Pavlovich | 0:54 | 1 | Tai TuivasaHeavyweight | Dec 4, 2022 |
| T-50 | Stipe Miocic | 0:54 | 1 | Andrei ArlovskiHeavyweight | Jan 2, 2016 |
| T-50 |  Junior Dos Santos | 0:54 | 1 | Stefan StruveHeavyweight | Feb 21, 2009 |
| 53 | Sergei Pavlovich | 0:55 | 1 | Derrick LewisHeavyweight | Jul 31, 2022 |
| 54 |  Josh Hokit | 0:56 | 1 | Max GimenisHeavyweight | Nov 9, 2025 |
| 55 | Greg Hardy | 0:57 | 1 | Austen LaneHeavyweight | Jun 12, 2018 |
| T-56 |  Shawn Jordan | 0:59 | 1 | Pat BarryHeavyweight | Jun 15, 2013 |
| T-56 |  Augusto Sakai | 0:59 | 1 | Marcin TyburaHeavyweight | Sep 15, 2019 |
| T-58 | Tom Aspinall | 1:00 | 1 | Curtis BlaydesHeavyweight | Jul 28, 2024 |
| T-58 |  Travis Browne | 1:00 | 1 | Josh BarnettHeavyweight | Dec 28, 2013 |
| 60 | Gabriel Gonzaga | 1:01 | 1 | Josh HendricksHeavyweight | Nov 15, 2008 |
| T-61 | Junior Dos Santos | 1:04 | 1 | Cain VelasquezHeavyweight | Nov 12, 2011 |
| T-61 |  Donte Johnson | 1:04 | 1 | Darion AbbeyHeavyweight | Aug 26, 2025 |
| T-63 | Sergei Pavlovich | 1:06 | 1 | Marcelo GolmHeavyweight | Apr 20, 2019 |
| T-63 |   Justin Tafa | 1:06 | 1 | Parker PorterHeavyweight | Feb 12, 2023 |
| T-65 | Tai Tuivasa | 1:07 | 1 | Greg HardyHeavyweight | Jul 11, 2021 |
| T-65 | Brendan Schaub | 1:07 | 1 | Chris TuchschererHeavyweight | Jul 3, 2010 |
| T-67 | Shane Carwin | 1:09 | 1 | Gabriel GonzagaHeavyweight | Mar 7, 2009 |
| T-67 | Tom Aspinall | 1:09 | 1 | Sergei PavlovichHeavyweight | Nov 12, 2023 |
| T-67 |  Brandon Vera | 1:09 | 1 | Frank MirHeavyweight | Nov 18, 2006 |
| 70 |  Ben Rothwell | 1:10 | 1 | Brendan SchaubHeavyweight | Apr 21, 2012 |
| T-71 | Francis Ngannou | 1:11 | 1 | Junior Dos SantosHeavyweight | Jun 30, 2019 |
| T-71 | Travis Browne | 1:11 | 1 | Gabriel GonzagaHeavyweight | Apr 13, 2013 |
| T-73 | Tom Aspinall | 1:13 | 1 | Marcin TyburaHeavyweight | Jul 22, 2023 |
| T-73 |  Frank Mir | 1:13 | 1 | Todd DuffeeHeavyweight | Jul 15, 2015 |
| 75 | Justin Eilers | 1:14 | 1 | Mike KyleHeavyweight | Aug 21, 2004 |
| 76 | Vitor Belfort | 1:17 | 1 | Tra TelligmanHeavyweight | Feb 7, 1997 |
| 77 | Andrei Arlovski | 1:18 | 1 | Ian FreemanHeavyweight | Nov 22, 2002 |
| 78 |  Shamil Gaziev | 1:20 | 1 | Kennedy NzechukwuHeavyweight | Aug 22, 2026 |
| T-79 |  Cain Velasquez | 1:21 | 1 | Antonio SilvaHeavyweight | May 25, 2013 |
| T-79 | Junior Dos Santos | 1:21 | 1 | Fabricio WerdumHeavyweight | Oct 25, 2008 |
| T-81 | Justin Tafa | 1:22 | 1 | Austen LaneHeavyweight | Sep 10, 2023 |
| T-81 |   Waldo Cortes Acosta | 1:22 | 1 | Shamil GazievHeavyweight | Nov 22, 2025 |
| T-83 |  Junior Tafa | 1:24 | 1 | Parker PorterHeavyweight | Aug 26, 2023 |
| T-83 |  Shamil Abdurakhimov | 1:24 | 1 | Chase ShermanHeavyweight | Nov 25, 2017 |
| 85 | Brandon Vera | 1:25 | 1 | Justin EilersHeavyweight | Feb 4, 2006 |
| 86 |  Ken Shamrock | 1:26 | 1 | Kimo LeopoldoHeavyweight | Jun 19, 2004 |
| 87 | Marcos Rogerio de Lima | 1:28 | 1 | Ben SosoliHeavyweight | Feb 23, 2020 |
| T-88 | Shane Carwin | 1:31 | 1 | Neil WainHeavyweight | Oct 18, 2008 |
| T-88 |  Josh Parisian | 1:31 | 1 | Greg RebelloHeavyweight | Jun 26, 2018 |
| 90 | Francis Ngannou | 1:32 | 1 | Andrei ArlovskiHeavyweight | Jan 29, 2017 |
| T-91 | Pedro Rizzo | 1:33 | 1 | Dan SevernHeavyweight | Sep 22, 2000 |
| T-91 | Gabriel Gonzaga | 1:33 | 1 | Shawn JordanHeavyweight | Oct 19, 2013 |
| 93 | Francis Ngannou | 1:34 | 1 | Bojan MihajlovicHeavyweight | Jul 24, 2016 |
| 94 | Tom Aspinall | 1:35 | 1 | Alan BaudotHeavyweight | Oct 11, 2020 |
| T-95 | Frank Mir | 1:40 | 1 | Antonio SilvaHeavyweight | Feb 22, 2015 |
| T-95 |  RJ Harris | 1:40 | 1 | Alvin HinesHeavyweight | Jul 18, 2026 |
| 97 | Francis Ngannou | 1:42 | 1 | Alistair OvereemHeavyweight | Dec 2, 2017 |
| 98 |   Mario Pinto | 1:43 | 1 | Lucas CamachoHeavyweight | Oct 8, 2024 |
| 99 | Walt Harris | 1:44 | 1 | Cyril AskerHeavyweight | Jun 17, 2017 |
| 100 | Jon Madsen | 1:48 | 1 | Gilbert YvelHeavyweight | Oct 23, 2010 |
This board ranks single performances, not fighters — one fighter can hold more than one row.