Fastest knockouts

Name: Fastest knockouts
Creator: UFCalendar
License: https://www.ufcalendar.com/terms

The all-time top 100, ranked across every MMA promotion we track and rebuilt from every completed fight in our database.

Updated November 5, 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			Fight
1	Larissa Pacheco	0:14	1	Olena KolesnykWomen's Featherweight	Aug 18, 2023
2	Larissa Pacheco	0:45	1	Amber LeibrockWomen's Featherweight	Jun 16, 2023
3	Amanda Nunes	0:51	1	Cristiane JustinoWomen's Featherweight	Dec 30, 2018
4	Megan Anderson	1:01	1	Cat ZinganoWomen's Featherweight	Dec 30, 2018
5	Amber Leibrock	2:19	1	Martina JindrovaWomen's Featherweight	Apr 7, 2023
6	Abigail Montes	3:06	1	Brandy HesterWomen's Featherweight	Jun 8, 2023
7	Cristiane Justino	3:25	1	Yana SantosWomen's Featherweight	Mar 3, 2018
8	Megan Anderson	3:31	1	Norma DumontWomen's Featherweight	Mar 1, 2020
9	Felicia Spencer	3:37	1	Zarah FairnWomen's Featherweight	Mar 1, 2020
10	Jackie Cataline	4:09	1	Senna van de VeerdonkWomen's Featherweight	Feb 4, 2023
11	Marina Spivac	6:29	2	Yoko HigashiWomen's Featherweight	Apr 7, 2023
12	Christina Breuer	8:12	2	Ruby MesuWomen's Featherweight	Jul 8, 2023
13	Cristiane Justino	11:56	3	Tonya EvingerWomen's Featherweight	Jul 30, 2017
14	Felicia Spencer	14:25	3	Leah LetsonWomen's Featherweight	Nov 13, 2021

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.

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