| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 4.3.2006 |  | FFP - Untamed 3 Brockton, Massachusetts, United States | Full Force Productions |
| 4.3.2006 | | KOTC - Battle at Ute Mountain Ute Mountain Casino, Towaoc, Colorado, United States | King of the Cage |
| 4.3.2006 | | KOTR - King of the Ring 16 Chesapeake, Virginia, United States, United States | King of the Ring |
| 4.3.2006 | | MFC - Boardwalk Blitz Boardwalk Hall, Atlantic City, New Jersey, United States | Mix Fighting Championships |
| 4.3.2006 | | MKM Promotions - Shin Do Kumate IX Bob Martinez Sports Complex, Tampa, Florida, United States | MKM Promotions |
| 4.3.2006 |  | Pride and Glory - Drop Zone 2 England, England | Pride and Glory |
| 4.3.2006 |  | Real Rhythm - 3rd Stage Zepp Osaka in Osaka, Japan, Japan | Real Rhythm |
| 4.3.2006 |  | TBF 5 - The Best Fighter 5 Spain, Spain | The Best Fighter |
| 4.3.2006 | | UCE - Round 20 - Episode 1 The StationSandy, Utah, United States | Ultimate Combat Experience |
| 4.3.2006 | | UFC 58 - USA vs. Canada Mandalay Bay Events Center, Las Vegas, Nevada, United States | UFC - Ultimate Fighting Championship |
| 4.3.2006 | | Warrior MMA 21 - WFC & KFC Rumble in the Cage National Guard ArmoryRichmond, Kentucky, United States | Warrior Fighting Championship (Kentucky) |