| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 26.5.2017 |  | 559 Fights 56 - Liu vs. Mora Visalia Convention Center, Visalia, California, United States | 559 Fights |
| 26.5.2017 |  | Araca Fight Combat - Araca Fight 2017 Champions Gymnasium, Aracariguama, Sao Paulo, Brazil | Araca Fight Combat |
| 26.5.2017 |  | CFC 4 - Caribbean FC 4: Nedd vs. Grigsby Aruba Entertainment Center, Oranjestad, Aruba | Caribbean Fighting Championship |
| 26.5.2017 |  | CKF - Chinese Kung Fu Championships 128 Beijing, China, China | Chinese Kung Fu Championships |
| 26.5.2017 |  | Combate Extremo - Dia del Aficionado 2017 Jose Sulaiman Arena, Monterrey, Nuevo Leon, Mexico | Combate Extremo (Mexico) |
| 26.5.2017 | | DCS 34 - The Warriors Tribute Ralston Arena, Ralston, Nebraska, United States | Dynasty Combat Sports |
| 26.5.2017 | | IT 13 - Impacto Total 13 Olmo Disco, Saltillo, Coahuila, Mexico | Impacto Total (Mexico) |
| 26.5.2017 |  | M-1 Challenge 78 - Divnich vs. Ismagulov Orenburg, Russia, Russia | M-1 Global |
| 26.5.2017 |  | NFC 36 - Nicaraguan Fighting Championship 36: Revolution Plaza 101, Managua, Managua, Nicaragua | Nicaraguan Fighting Championship |
| 26.5.2017 | | Odin na Odin - Fight Night Shapito Circus, Chita, Russia | Odin na Odin |
| 26.5.2017 |  | One Championship - Dynasty of Heroes Singapore Indoor Stadium, Kallang, Singapore | ONE Championship |
| 26.5.2017 | | Rites of Passage 21 - Throwdown Marianas Business Plaza, Susupe, Saipan, Northern Mariana Islands | Trench Warz |
| 26.5.2017 | | UniMas Boxing - Michael Conlan vs. Alfredo Chanez UIC Pavilion, Chicago, Illinois, United States | Boxing |
| 26.5.2017 | | WCFL 18 - World Class Fight League 18 The Armory, Tampa, Florida, United States | World Cage Warriors |
| 26.5.2017 |  | WEF 34 - WEF Selection 10 Kara-Balta Central Stadium, Kara-Balta, Kyrgyzstan | World Ertaymash Federation |