MMA StatBook

Fastest knockouts in UFC history

Jorge Masvidal holds the UFC record for the fastest knockout: 0:05 against Ben Askren at UFC 239: Jones vs. Santos.

UFC fights only. Updated October 20, 2026.

#FighterTimeOpponentEvent
1 Jorge Masvidal 0:05 Ben Askren UFC 239: Jones vs. Santos Jul 6, 2019
2 Duane Ludwig 0:06 Jonathan Goulet UFC Fight Night 3 Jan 16, 2006
3 Todd Duffee 0:07 Tim Hague UFC 102: Couture vs Nogueira Aug 29, 2009
3 Chan Sung Jung 0:07 Mark Hominick UFC 140: Jones vs Machida Dec 10, 2011
3 Ryan Jimmo 0:07 Anthony Perosh UFC 149: Faber vs Barao Jul 21, 2012
3 Terrance McKinney 0:07 Matt Frevola UFC 263: Adesanya vs. Vettori 2 Jun 12, 2021
7 Don Frye 0:08 Thomas Ramirez UFC 8: David vs Goliath Feb 16, 1996
7 James Irvin 0:08 Houston Alexander UFC Fight Night: Florian vs Lauzon Apr 2, 2008
7 Makwan Amirkhani 0:08 Andy Ogle UFC on FOX: Gustafsson vs Johnson Jan 24, 2015
7 Leon Edwards 0:08 Seth Baczynski UFC Fight Night: Gonzaga vs Cro Cop 2 Apr 11, 2015
7 Abdul Rakhman Yakhyaev 0:08 Julius Walker UFC Fight Night: Fiziev vs. Torres Jun 27, 2026
12 Gray Maynard 0:09 Joe Veres UFC Fight Night: Thomas vs Florian Sep 19, 2007
12 Jairzinho Rozenstruik 0:09 Allen Crowder UFC Fight Night: Moicano vs. The Korean Zombie Jun 22, 2019
14 Mark Weir 0:10 Eugene Jackson UFC 38: Brawl at the Hall Jul 13, 2002
15 BJ Penn 0:11 Caol Uno UFC 34: High Voltage Nov 2, 2001
16 Rob Emerson 0:12 Manvel Gamburyan UFC 87: Seek And Destroy Aug 9, 2008
16 Johny Hendricks 0:12 Jon Fitch UFC 141: Lesnar vs Overeem Dec 30, 2011
16 Walt Harris 0:12 Aleksei Oleinik UFC Fight Night: Dos Anjos vs. Edwards Jul 20, 2019
16 Carlos Ulberg 0:12 Alonzo Menifield UFC Fight Night: Lewis vs. Nascimento May 11, 2024
16 Sean Sharaf 0:12 Gable Steveson UFC 331: Van vs. Pantoja 2 Sep 19, 2026
21 Gary Goodridge 0:13 Paul Herrera UFC 8: David vs Goliath Feb 16, 1996
21 Anthony Johnson 0:13 Chad Reiner UFC Fight Night: Stout vs Fisher Jun 12, 2007
21 Conor McGregor 0:13 Jose Aldo UFC 194: Aldo vs McGregor Dec 12, 2015
21 Anthony Johnson 0:13 Glover Teixeira UFC 202: Diaz vs. McGregor 2 Aug 20, 2016
25 Terry Martin 0:14 Jorge Rivera UFC 67: All or Nothing Feb 3, 2007
25 Anthony Perosh 0:14 Vinny Magalhaes UFC 163: Aldo vs Jung Aug 3, 2013
25 Anthony Hamilton 0:14 Damian Grabowski UFC 201: Lawler vs. Woodley Jul 30, 2016
25 Bryan Battle 0:14 Gabe Green UFC Fight Night: Rozenstruik vs. Almeida May 13, 2023
29 Jens Pulver 0:15 John Lewis UFC 28: High Stakes Nov 17, 2000
29 Andrei Arlovski 0:15 Paul Buentello UFC 55: Fury Oct 7, 2005
29 Dustin Ortiz 0:15 Hector Sandoval UFC Fight Night: Pettis vs. Moreno Aug 5, 2017
29 Song Kenan 0:15 Bobby Nash UFC Fight Night: Bisping vs. Gastelum Nov 25, 2017
29 Johnny Walker 0:15 Justin Ledet UFC Fight Night: Assuncao vs. Moraes 2 Feb 2, 2019
29 Matthew Semelsberger 0:15 Martin Sano UFC 266: Volkanovski vs. Ortega Sep 25, 2021
29 Curtis Blaydes 0:15 Tom Aspinall UFC Fight Night: Blaydes vs. Aspinall Jul 23, 2022
36 Ronda Rousey 0:16 Alexis Davis UFC 175: Weidman vs Machida Jul 5, 2014
36 Maximo Blanco 0:16 Mike de la Torre The Ultimate Fighter: American Top Team vs. Blackzilians Finale Jul 12, 2015
36 Stefan Struve 0:16 Antonio Silva UFC Fight Night: Overeem vs Arlovski May 8, 2016
36 Germaine de Randamie 0:16 Aspen Ladd UFC Fight Night: De Randamie vs. Ladd Jul 13, 2019
36 Matthew Semelsberger 0:16 Jason Witt UFC Fight Night: Edwards vs. Muhammad Mar 13, 2021
36 Chidi Njokuani 0:16 Marc-Andre Barriault UFC Fight Night: Hermansson vs. Strickland Feb 5, 2022
36 Benoit Saint Denis 0:16 Beneil Dariush UFC 322: Della Maddalena vs. Makhachev Nov 15, 2025
43 Mark Kerr 0:17 Greg Stott UFC 15: Collision Course Oct 17, 1997
43 Antoni Hardonk 0:17 Colin Robinson UFC 80: Rapid Fire Jan 19, 2008
43 Erik Perez 0:17 Ken Stone UFC 150: Henderson vs Edgar II Aug 11, 2012
43 Gabriel Gonzaga 0:17 Dave Herman UFC 162: Silva vs Weidman Jul 6, 2013
43 John Phillips 0:17 Alen Amedovski UFC Fight Night: Hermansson vs. Cannonier Sep 28, 2019
43 Khamzat Chimaev 0:17 Gerald Meerschaert UFC Fight Night: Covington vs. Woodley Sep 19, 2020
43 Uriah Hall 0:17 Chris Weidman UFC 261: Usman vs. Masvidal 2 Apr 24, 2021
43 Abdul Razak Alhassan 0:17 Alessio Di Chirico UFC Fight Night: Barboza vs. Chikadze Aug 28, 2021
43 Jesus Aguilar 0:17 Shannon Ross UFC 290: Volkanovski vs. Rodriguez Jul 8, 2023

Related records

How we count: results and statistics are from official UFC fight data.