| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 4.5.2012 |  | ACF - Alaska Cage Fighting Goldstar Arena, Fairbanks, Alaska, United States | Alaska Cage Fighting |
| 4.5.2012 | | Atlas Fights - Cage Rage 11 Biloxi, Mississippi, United States, United States | Atlas Fights |
| 4.5.2012 |  | BFC - Bellator Fighting Championships 67 Casino Rama, Rama, Ontario, Canada | Bellator MMA |
| 4.5.2012 |  | Bitetti Combat 11 - Lightweight Grand Prix Rocinha Sports Complex, Rocinha, Rio de Janeiro, Brazil | Bitetti Combat |
| 4.5.2012 |  | Dubai FC 1 - The Beginning Habtoor Grand Beach Resort, Dubai, United Arab Emirates, United Arab Emirates | Dubai Fighting Championship |
| 4.5.2012 | | EC - Extreme Challenge 209 Bettendorf, Iowa, United States, United States | Extreme Challenge |
| 4.5.2012 | | Epic Fighting - Epic 12 The Four Points Sheraton, San Diego, California, United States | Epic Fighting MMA |
| 4.5.2012 | | FE - Arctic Combat 13 Carlson Center, Fairbanks, Alaska, United States | Fitetime Entertainment |
| 4.5.2012 |  | Fight Night 1 - Marseille Vallier Hall, Marseille, France, France | Fight Night |
| 4.5.2012 |  | Fight Nights - Battle in Kalmykia Uralan Stadium, Elista, Kalmykia, Russia | Fight Nights Global |
| 4.5.2012 | | Gionco International - Fight Night at the View 10 Fraserview Hall, Vancouver, British Columbia, Canada | Top Rank Martial Arts |
| 4.5.2012 | | MFC 33 - Collision Course Mayfield Inn Trade and Conference Centre, Edmonton, Alberta, Canada | Maximum Fighting Championship |
| 4.5.2012 | | NAFC - Colosseum Potawatomi Bingo Casino, Milwaukee, Wisconsin, United States | North American Fighting Championship |
| 4.5.2012 |  | Panama Fight League - Ultimate Combat Challenge 9: UCC 9 Veneto Hotel & Casino, Panama City, Panama, Panama | Panama Fight League |
| 4.5.2012 | | Showdown Fights 7 - Uprising UCCU Events Center, Orem, Utah, United States | Showdown Fights |
| 4.5.2012 | | True Fight Fan - Clash in the Cage 174 Whiskey Tango, Grain Valley, Missouri, United States | True Fight Fan Entertainment |
| 4.5.2012 | | UFC - The Ultimate Fighter Season 15 Opening Round, Week 8 UFC Training Center, Las Vegas, Nevada, United States | The Ultimate Fighter |
| 4.5.2012 | | UWF - Tournament of Warriors Round 1 American Bank Center, Corpus Christi, Texas, United States | Ultimate Warrior Fighting |
| 4.5.2012 | | XFL - Battle in Bristow 1 Creek Nation Casino, Bristow, Oklahoma, United States | Xtreme Fighting League (Oklahoma) |