| Дата | Событие | Место |
| 17 Sep | Lux Fight League Lux 016 | Pepsi Center, Mexico City, Mexico | |
| 17 Sep | Titan FC 72 Titan Fighting Championship | InterContinental Miami, Miami, Florida, United States | |
| 17 Sep | NFC Natal Fight Championship 21 | Natal, Rio Grande do Norte, Brazil | |
| 17 Sep | CES 64 Bessette vs. Boyington | Connecticut Convention Center, Hartford, Connecticut, United States | |
| 18 Sep | BTC 12 Unlocked | Burlington, Ontario, Canada, Canada | |
| 18 Sep | DMMA 1 Domination MMA 1 | Serbian Community Centre, Perth, Western Australia, Australia | |
| 18 Sep | MMA Series 40 SBC 35 | Hall Mostonga Sombor, Serbia | |
| 18 Sep | Arena Surpass FSP | Stab Velodrome, Roubaix, France | |
| 18 Sep | GMC 26 German MMA Championship 26 | Alma Park, Gelsenkirchen, Germany | |
| 18 Sep | Invictus Deluxe Championship | Buenos Aires, Argentina | |
| 18 Sep | UDC Internacional Garupa Pelea Vol. 1 | Complejo La Escondida, Garupa, Misiones, Argentina | |
| 18 Sep | Serbian MMA Federation SMMAF: MMA League Round 3 | Delta City, Belgrade, Serbia | |
| 18 Sep | Professional Fighter League Storm Fighting Night Storm | Iceberg Ice Arena, Kremenchuk, Poltava, Ukraine | |
| 18 Sep | PCF 1 Pinargote vs. Cueva | Complejo Deportivo Manos Unidas, Manta, Ecuador | |
| 18 Sep | SteelFist Fight Night 79 Rumble of the Rangers | Union Event Center, Salt Lake City, Utah, United States | |
| 18 Sep | 559 Fights 559 Fights 81 | Valley Strong Ballpark, Visalia, California, United States | |
| 18 Sep | TSE Rocky Mountain Rubicon 7: The Comeback | Pueblo Convention Center, Pueblo, Colorado, United States | |
| 18 Sep | Fusion Fight League Garcia vs. Kuehne | Majestic Valley Arena, Kalispell, Montana, United States | |
| 18 Sep | OFP Warrior Games 9 | Dakota Sioux Casino, Watertown, South Dakota, United States | |
| 18 Sep | AFC Almighty Fighting Championship 19 | Olympia, Liverpool, England | |
| 18 Sep | WLC 9 Death Warriors | Wisniowa Gora, Poland | |
| 18 Sep | GF Gemeos Fight 11 | Natal, Rio Grande do Norte, Brazil | |
| 18 Sep | Impact Promotions Beatdown at the Beach 20 | Laketown Wharf, Panama City Beach, Florida, United States | |
| 18 Sep | WCFL 30 World Class Fight League 30 | Bryan Glazer Family JCC, Tampa, Florida, United States | |
| 18 Sep | GMC Fight Night 10 German MMA Championship | Alma-Park, Gelsenkirchen, Germany | |
| 18 Sep | CAM 4 Circuito Argentino de MMA | Buenos Aires, Argentina | |
| 18 Sep | XKO The Statler | The Statler, Dallas, Texas, United States | |
| 18 Sep | Fight Card Entertainment Supremacy 2021 | Hammond Civic Center, Hammond, Indiana, United States | |
| 19 Sep | XFN 38 Xtreme Fighting Nation 38 | Renegades, West Palm Beach, Florida, United States | |
| 19 Sep | TF 30 Thunder Fight 30 | Sao Bernardo do Campo, Sao Paulo, Brazil | |