| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 12.10.2003 |  | Cage Rage 4 - Lightning Strikes Caesar's Nightclub, London, England, England | Cage Rage |
| 12.10.2003 |  | EC 54 - Extreme Challenge 54 Lake Moore Banquet HallLake Moore, Illinois, United States | Extreme Challenge |
| 12.10.2003 |  | IMA - Mixfight Gala De Sporthoeve | International Mix-Fight Association |
| 12.10.2003 |  | Kingdom Ehrgeiz - Tomorrow Excitement Space Z-Zone Tokyo, Japan, Japan | Kingdom Ehrgeiz |
| 12.10.2003 | | Shooto - Gig West 4 Namba Grand Kagetsu Studio, Osaka, Japan, Japan | Shooto |
| 12.10.2003 | | Smackgirl - F4 Shinagawa CS, Tokyo, Japan, Japan | Smackgirl |
| 12.10.2003 | | UAGF 4 - Ultimate Cage Fighting 4 Upland, California, United States | Universal Above Ground Fighting |
| 12.10.2003 |  | WFC - Western Freestyle Championships Vernon, British Colombia, Canada, Canada | Western Freestyle Championships |