| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 7.6.2003 |  | EC - Extreme Combat Minnesota, United States | Extreme Combat |
| 7.6.2003 | | FCFF - Rumble at the Roseland 8 Roseland Theater, Portland, Oregon, United States | Full Contact Fighting Federation |
| 7.6.2003 |  | FEFoMP - World Absolute Fighting Khabarovsk, Russia, Russia | Modern Fighting Pankration |
| 7.6.2003 |  | KOTR - European Grand Prix Sport Hall Dubrava | Kings of the Ring |
| 7.6.2003 |  | MAF - Martial Arts Festival 4 La Chacra Coliseum, Lima, Peru, Peru | Martial Arts Festival (Peru) |
| 7.6.2003 | | MD 11 - Mass Destruction 11 Matrix Entertainment Complex, Taunton, Massachusetts, United States | Mass Destruction |
| 7.6.2003 | | MM 2 - Tournament Of Champions Newport, Kentucky, United States | Midevils Mayhem |
| 7.6.2003 |  | Pancrase - Hybrid 6 Differ Ariake, Tokyo, Japan, Japan | Pancrase |
| 7.6.2003 | | RITC 49 - Stare Down Celebrity TheatrePhoenix, Arizona, United States | Rage in the Cage |
| 7.6.2003 | | ROC 3 - Ring of Combat 3 Morristown, New Jersey, United States, United States | Ring of Combat |
| 7.6.2003 | | TMAC - Total Martial Arts Challenge Morton CollegeCicero, Illinois, United States | Total Martial Arts Challenge |
| 7.6.2003 | | UCE - Round 4 - Episode 1 Salt Lake City, Utah, United States | Ultimate Combat Experience |
| 7.6.2003 | | UCW - Ultimate Cage Warriors Maui War Memorial GymnasiumWailuku, Hawaii, United States | Ultimate Cage Warriors |
| 7.6.2003 | | UFCF - Everett Extreme Challenge 8 Everett Armory, Everett, Washington, United States | United Full Contact Federation |