Professional Fighters League ("PFL"; formerly the World Series of Fighting, or "WSOF") is an American mixed martial arts promotion company, and the following is a history of its superfight champions in each weight class. This list also includes championship histories for their international partners PFL Europe, WSOF: Canada and WSOF Global.
206 to 265 lbs (93 to 120 kg)
width=1% | No. | width=23% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=36% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | Oct 19, 2024 | (incumbent) | |||||||||
135 to 145 lbs (61 to 66 kg)
width=1% | No. | width=23% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=36% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() | Oct 19, 2024 | (incumbent) | ||||||||
Event | Date | Division | Winner | Runner-up |
---|---|---|---|---|
PFL 11 (2018) | Dec 31, 2018 | Heavyweight | ![]() | ![]() |
Light Heavyweight | ![]() | ![]() | ||
Middleweight | ![]() | ![]() | ||
Welterweight | ![]() | ![]() | ||
Lightweight | ![]() | ![]() | ||
Featherweight | ![]() | ![]() | ||
PFL 10 (2019) | Dec 31, 2019 | Heavyweight | ![]() | ![]() |
Light Heavyweight | ![]() | ![]() | ||
Welterweight | ![]() | ![]() | ||
Lightweight | ![]() | |||
Featherweight | ![]() | |||
Women's Lightweight | ![]() | ![]() | ||
PFL 10 (2021) | Oct 27, 2021 | Heavyweight | ![]() | Ante Delija |
Light Heavyweight | ![]() | ![]() | ||
Welterweight | ![]() | |||
Lightweight | ![]() | ![]() | ||
Featherweight | ![]() | ![]() | ||
Women's Lightweight | ![]() | |||
PFL 10 (2022) | Nov 25, 2022 | Heavyweight | Ante Delija | ![]() |
Light Heavyweight | ![]() | ![]() | ||
Welterweight | ![]() | ![]() | ||
Lightweight | ![]() | Stevie Ray | ||
Featherweight | Brendan Loughnane | ![]() | ||
Women's Lightweight | ![]() | ![]() | ||
PFL 10 (2023) | Nov 24, 2023 | Heavyweight | ![]() | ![]() |
Light Heavyweight | ![]() | |||
Welterweight | ![]() | |||
Lightweight | ![]() | |||
Featherweight | ![]() | |||
Women's Featherweight | ![]() | |||
PFL 10 (2024) | November 29, 2024 | Heavyweight | ![]() | ![]() |
Light Heavyweight | ![]() | |||
Welterweight | ![]() | ![]() | ||
Lightweight | ![]() | ![]() | ||
Featherweight | ![]() | Brendan Loughnane | ||
Women's Flyweight | Dakota Ditcheva | ![]() |
Event | Date | Division | Winner | Runner-up |
---|---|---|---|---|
PFL Europe 4 (2023) | Dec 8, 2023 | Light Heavyweight | Jakob Nedoh | Simeón Powell |
Lightweight | ![]() | ![]() | ||
Bantamweight | ![]() | ![]() | ||
Women's Flyweight | Dakota Ditcheva | ![]() | ||
PFL Europe 4 (2024) | Dec 14, 2024 | Welterweight | ||
Lightweight | ||||
Bantamweight | ||||
Women's Flyweight |
Event | Date | Division | Winner | Runner-up |
---|---|---|---|---|
PFL 10 (2024) | November 29, 2024 | Welterweight | ![]() | Mohammad Alaqraa |
Lightweight | ![]() | |||
Featherweight | ![]() | ![]() | ||
Bantamweight | ![]() | ![]() |
All WSOF Championships were retired and vacated on June 7, 2018, when the PFL league format began at PFL 1. The PFL crowns seasonal champions as an alternative to recognizing a single lineal champion.
206 to 265 lbs (93 to 120 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | align=center | WSOF 14 | align=center | Oct 11, 2014 | align=center | 237 days | |||||
2 | ![]() | align=center | WSOF 21 | align=center | Jun 5, 2015 | align=center | days | ||||
Ivanov vacated title on April 25, 2018, after becoming free agent and signing with the UFC. | |||||||||||
186 to 205 lbs (84 to 93 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | | align=center | WSOF 23 | align=center | Sep 18, 2015 | align=center | 507 days | ||||
Branch vacated title on February 6, 2017, after becoming free agent and signing with the UFC. | |||||||||||
171 to 185 lbs (77 to 84 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | align=center | WSOF 10 | align=center | June 21, 2014 | align=center | 961 days | |||||
Branch vacated title on February 6, 2017, after becoming free agent and signing with the UFC. | |||||||||||
156 to 170 lbs (70 to 77 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() def. Josh Burkman | align=center | WSOF 6 | align=center | Oct 26, 2013 | align=center | 154 days | ||||
2 | align=center | WSOF 9 | align=center | Mar 29, 2014 | align=center | 492 days | |||||
Palhares was stripped of the title on August 3, 2015. | |||||||||||
3 | ![]() def. João Zeferino | align=center | WSOF 30 | align=center | Apr 2, 2016 | align=center | 698 days | ||||
Fitch vacated title on March 1, 2018, after signing with Bellator. | |||||||||||
146 to 155 lbs (66 to 70 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() | align=center | WSOF 8 | align=center | Jan 18, 2014 | align=center | 1196 days | ||||
Gaethje vacated title on April 27, 2017, after signing with the UFC. | |||||||||||
136 to 145 lbs (61 to 66 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | def. Lance Palmer | align=center | WSOF 7 | align=center | Dec 7, 2013 | align=center | 196 days | ||||
2 | ![]() | align=center | WSOF 10 | align=center | Jun 21, 2014 | align=center | 176 days | ||||
3 | ![]() | align=center | WSOF 16 | align=center | Dec 13, 2014 | align=center | 371 days | ||||
4 | ![]() | align=center | WSOF 26 | align=center | Dec 18, 2015 | align=center | 226 days | ||||
5 | ![]() | align=center | WSOF 32 | align=center | Jul 30, 2016 | align=center | 231 days (602 days) | ||||
6 | ![]() | align=center | WSOF 35 | align=center | Mar 18, 2017 | align=center | 446 days | ||||
The WSOF Featherweight championship was retired on June 7, 2018 when the PFL league format began at PFL 1.[1] [2] | |||||||||||
126 to 135 lbs (57 to 61 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() def. Josh Rettinghouse | align=center | WSOF 9 | align=center | March 29, 2014 | align=center | 1,011 days | | |||
2 | ![]() def. Donavon Frelow | align=center | WSOF 35 | align=center | March 18, 2017 | align=center | 446 days | ||||
116 to 125 lbs (53 to 57 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() def. Donavon Frelow | align=center | WSOF 24 | align=center | October 17, 2015 | align=center | 446 days | ||||
All WSOF Championships were retired and vacated on June 7, 2018 when the PFL league format began at PFL 1. The PFL crowns seasonal champions as an alternative to recognizing a single lineal champion.
106 to 115 lb (48 to 52 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() def. Alida Gray | align=center | WSOF 8 | align=center | January 18, 2014 | align=center | 484 days | ||||
All WSOF International Championships were retired and vacated on June 7, 2018 when the PFL league format began at PFL 1. The PFL crowns seasonal champions as an alternative to recognizing a single lineal champion.
156 to 170 lbs (70 to 77 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() def. Joel Powell | align=center | WSOF Canada 1 | align=center | February 21, 2014 | align=center | 472 days | ||||
206 to 265 lbs (93 to 120 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() def. Brandon Cash | align=center | align=center | February 7, 2016 | align=center | 851 days | |||||
125 lbs (57 kg)
width=1% | No. | width=19% | Name | width=15% | Event | width=17% | Date | width=8% | Reign | width=40% | Defenses |
---|---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() def. Lawrence Diguilio | align=center | Deep Cage Impact 2016: DEEP vs. WSOF-GC | align=center | December 17, 2016 | align=center | 537 days | ||||
Event(s) | Division | Champion | Runner-up | Final | |
---|---|---|---|---|---|
WSOF 5, WSOF 7 e WSOF 10 | Middleweight | ![]() | ![]() | June 21, 2014 | |
WSOF 20 e WSOF 23 | Light Heavyweight | ![]() | ![]() | September 18, 2015 | |
WSOF 25 | Lightweight | ![]() | ![]() | November 20, 2015 |
The following includes all fighters with three or more championship and/or interim championship title fights. Fighters with the same number of title wins are arranged in order of most title bouts. Tournament championships are not included.
Title wins | Champion | Weight class | W | D | NC | L |
---|---|---|---|---|---|---|
6 | ![]() | Lightweight | 6 | 0 | 0 | 0 |
![]() | Bantamweight | 6 | 0 | 0 | 0 | |
![]() | Light Heavyweight Middleweight | 2 4 | 0 0 | 0 0 | 0 0 | |
5 | Blagoy Ivanov | Heavyweight | 5 | 0 | 0 | 0 |
3 | ![]() | Featherweight | 3 | 0 | 0 | 3 |
![]() | Women's Strawweight | 3 | 0 | 0 | 0 | |
![]() | Welterweight | 3 | 0 | 0 | 0 |
The following includes all WSOF champions who were able to consecutively defend their title two times or more. Fighters with the same number of title defenses are listed chronologically.
Defenses | Champion | Weight class | Span |
---|---|---|---|
5 | ![]() | Lightweight | January 18, 2014 - April 27, 2017 |
![]() | Bantamweight | March 29, 2014 - January 3, 2017 | |
4 | Blagoy Ivanov | Heavyweight | June 5, 2015 - April 25, 2018 |
3 | ![]() | Middleweight | June 21, 2014 - February 6, 2017 |
2 | ![]() | Women's Strawweight | January 18, 2014 - May 18, 2015 |
![]() | Welterweight | March 29, 2014 - August 4, 2015 |
Interim title |
Fighters who have won championships in multiple weight classes.[3] Tournament champions are not included.
No. | Champion | Division | Won | Lost | Defenses | Reign | Total Reign | |||
---|---|---|---|---|---|---|---|---|---|---|
1 | align=left rowspan=2 | align=center rowspan=1 | Light Heavyweight | September 18, 2015 (WSOF 23) | February 6, 2017 (Vacated) | 1 | 507 days | align=center rowspan=2 | 1468 days | |
align=center rowspan=1 | Middleweight | June 21, 2014 (WSOF 10) | February 6, 2017 (Vacated) | 3 | 961 days |
No. | Champion | Division | Span | Defenses | Simultaneous Reign | ||||
---|---|---|---|---|---|---|---|---|---|
1 | align=left rowspan=2 | align=center rowspan=1 | Light Heavyweight | align=center rowspan=2 | September 18, 2015 – February 6, 2017 | 1 | align=center rowspan=2 | 507 days | |
align=center rowspan=1 | Middleweight | 2 |
Fighters with multiple title reigns in a specific division will be counted once in the Division champions. Interim champions who have never become linear champions will be listed as interim champions.
Country | Tournament champions | Division champions | International champions | Total | |
---|---|---|---|---|---|
8 | 8 | - | 16 | ||
7 | 3 | 1 | 10 | ||
6 | 3 | - | 9 | ||
1 | - | 1 | 1 | ||
1 | - | - | 1 | ||
- | 1 | - | 1 | ||
- | 1 | - | 1 | ||
- | 1 | - | 1 | ||
- | - | 1 | 1 |