| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 12.5.2017 |  | BAMMA 29 - McDermott vs. Wolf Genting Arena, Birmingham, West Midlands, England | BAMMA |
| 12.5.2017 |  | CES MMA 44 - Bessette vs. Trujillo Twin River Casino, Lincoln, Rhode Island, United States | Classic Entertainment and Sports (CES MMA) |
| 12.5.2017 | | Epic Fighting - Epic 34 Four Points by Sheraton San Diego, San Diego, California, United States | Epic Fighting MMA |
| 12.5.2017 | | FCOC - NAIPO SoCal Night at the Fights 2017 Hotel Irvine, Irvine, California, United States | Fight Club OC |
| 12.5.2017 |  | FEN 17 - Baltic Storm Gdynia Sports Arena, Gdynia, Poland | Fight Exclusive Night |
| 12.5.2017 | | FSF - Front Street Fights 12 CenturyLink Arena, Boise, Idaho, United States | Front Street Fights |
| 12.5.2017 | | NFC 95 - National Fighting Championship 95 Electric Cowboy, Kennesaw, Georgia, United States | National Fighting Championship |
| 12.5.2017 |  | PFC - Prestige Fighting Championship 8 Casman Centre, Fort McMurray, Alberta, Canada | Prestige Fighting Championship |
| 12.5.2017 | | RWE - Just Scrap Afook-Chinen Civic Auditorium, Hilo, Hawaii, United States | Rumble World Entertainment |
| 12.5.2017 |  | Shooto - Professional Shooto 5/12 Korakuen Hall, Tokyo, Japan | Shooto |
| 12.5.2017 |  | Shooto Brazil - Shooto Brazil 72 Hebrew Social and Sports Club, Rio de Janeiro, Rio de Janeiro, Brazil | Shooto Brazil |
| 12.5.2017 | | TFC - Tanko Fighting Championships 4 Victoria Warehouse, Manchester, Greater Manchester, England | Tanko Fighting Championships |
| 12.5.2017 |  | Valhalla FC - Valhalla Fighting Championships Jose Maria Morelos y Pavon Sports Complex, Mexico City, Federal District, Mexico | Valhalla Fighting Championships (Mexico) |
| 12.5.2017 |  | Zhekpe Zhek - MMA Tournament Pavlodar, Kazakhstan | Zhekpe Zhek |