| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 4.10.2003 |  | AEC - Arena Extreme Combat Angra dos Reis, Rio de Janeiro, Brazil, Brazil | Arena Extreme Combat |
| 4.10.2003 |  | IEF 11 - Iowa Extreme Fighting 11 Iowa, United States, United States | Iowa Extreme Fighting |
| 4.10.2003 | | KC 7 - Kickdown 7 Red Lion Hotel, Denver, Colorado, United States | Kick Down MMA |
| 4.10.2003 | | KOFNP - Blood and Sweat Blue Springs, Missouri, United States | KO Fight Night Promotions |
| 4.10.2003 |  | Pancrase - Hybrid 8 Grand Cube, Osaka, Japan, Japan | Pancrase |
| 4.10.2003 | | RITO - Rumble in the Octagon 2 Idaho, United States | Rumble in the Octagon |
| 4.10.2003 | | UCE - Brawls of Fall - Episode 1 Salt Lake City, Utah, United States | Ultimate Combat Experience |