The World Muaythai Federation also known as World Muaythai Professional Federation (WPMF) was formed in 1995 by the Professional Boxing Association of Thailand (PAT) and sanctioned by The Sports Authority of Thailand (S.A.T.). The federation is a governing body for professional Muaythai.
See main article: article and List of WPMF male world champions.
Male world champions
| Weight Class | Champion | Date Won |
|---|---|---|
| Super Heavyweight | Evgen Golovin | June 14, 2013 |
| Heavyweight | June 14, 2013 | |
| Cruiserweight |  Li Baoming | December 4, 2014 |
| Light Heavyweight | March 16, 2012 | |
| Super Middleweight |  Eakchanachai Mor.KrungthepThonburi | March 16, 2015 |
| Middleweight |  Jos Mendonca | July 28, 2014 |
| Super Welterweight | Dejbanjong Fairtex | May 31, 2015 |
| Welterweight | May 13, 2017 | |
| Super Lightweight | February 11, 2014 | |
| Lightweight | Captainken Narupai | August 8, 2014 |
| Super Featherweight | March 29, 2013 | |
| Featherweight | StarBoy KwaythongGym | July 19, 2013 |
| Super Bantamweight |  Sota Ichinohe | September 4, 2013 |
| Bantamweight | Kongkiat Tor.Pran 49 | August 10, 2013 |
| Super Flyweight | Pollakrit Chor.Chunkamol | July 9, 2013 |
| Flyweight | Jomphop Tor.Pran 29 | June 14, 2013 |
Female world champions
| Weight Class | Champion | Date Won |
|---|---|---|
| Middleweight | Vacant | – |
| Super Welterweight | Vacant | – |
| Welterweight | Vacant | – |
| Super Lightweight | Vacant | – |
| Lightweight | Phetseenil Sith Jepond | June 16, 2013 |
| Super Featherweight | Duannapar Mor. Rattanabandit | February 25, 2014 |
| Featherweight |  Kate Houston | December 4, 2012 |
| Super Bantamweight |  Ashley Nichols | December 4, 2014 |
| Bantamweight |  Farida Okiko | March 11, 2014 |
| Super Flyweight | March 16, 2015 | |
| Flyweight | Itsuka | September 21, 2014 |
| Light Flyweight | Kwankhao LukKlongtan | April 1, 2015 |
| Mini Flyweight | Haru Tajima | May 31, 2015 |
| Pinweight | September 15, 2013 | |