| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 5.3.2011 |  | AoC 3 - Art of Combat Alhambra Threatre, Dunfermline, Fife, Scotland | United Combat Championships |
| 5.3.2011 |  | AXFC 33 - AX Fighting Championships 33 Lynnwood, Washington, United States, United States | AX Fighting Championships |
| 5.3.2011 |  | BFC - Battlezone Fighting Championships 2 Ballsbridge Hotel, Dublin, Ireland, Ireland | Battlezone Fighting Championships |
| 5.3.2011 | | BFC - Bellator Fighting Championships 35 Tachi Palace Hotel and Casino, Lemoore, California, United States | Bellator MMA |
| 5.3.2011 | | Black and Blue Entertainment - Primal Thunder Freedom Hall Civic Center, Johnson City, Tennessee, United States | Black and Blue Entertainment |
| 5.3.2011 | | CCC - Chicago Cagefighting Championship The Odeum, Villa Park, Illinois, United States | Chicago Cagefighting Championship |
| 5.3.2011 | | CFC - Crown Fighting Championships 2 Dixie Center, St. George, Utah, United States | Crown Fighting Championships |
| 5.3.2011 | | Combat USA - Best 8 in the State 2 Oneida Casino, Green Bay, Wisconsin, United States | Combat USA |
| 5.3.2011 | | ECFF - Madness The Talk, Norwich, Norfolk, England | East Coast Fight Factory |
| 5.3.2011 | | FCFF - Rumble at the Roseland 55 Roseland Theatre, Portland, Oregon, United States | Full Contact Fighting Federation |
| 5.3.2011 |  | HC - Hybrid Combat 8 Père Arthur Guertin Community Center, Gatineau, Quebec, Canada | Hybrid Combat |
| 5.3.2011 |  | ICNZ - ICNZ 13 North Shore Events Centre, Auckland, Auckland, New Zealand | Industry of Combat New Zealand |
| 5.3.2011 | | KnuckleUp MMA - The New Breed 5 Bath Pavillion, Bath, Somerset, England | KnuckleUp MMA |
| 5.3.2011 | | KOTC - Future Legends Eastside Cannery Casino and Hotel, Las Vegas, Nevada, United States | King of the Cage |
| 5.3.2011 |  | M-1 Challenge 23 - Guram vs. Grishin Crocus City Hall, Moscow, Russia, Russia | M-1 Global |
| 5.3.2011 | | MCC 32 - Bad Blood Hy-Vee Hall, Des Moines, Iowa, United States | Midwest Cage Championship |
| 5.3.2011 |  | MMA Berlin - Tournament 24 MMA Berlin Gym, Berlin, Germany, Germany | MMA Berlin |
| 5.3.2011 | | OMMAC 9 - Enemies Liverpool Olympia, Liverpool, Merseyside, England | Olympian MMA Championships |
| 5.3.2011 | | PCFN - Pheasant City Fight Night 2 Redfield Armory, Redfield, South Dakota, United States | Pheasant City Fight Night |
| 5.3.2011 | | Reign Promotions - Reign Fighting Championships 7 Cedars Casino, Sequim, Washington, United States | Reign Fighting Championship |
| 5.3.2011 |  | Ring XF 3 - Double Battle Municipal Sports and Recreation Centre, Zgierz, Lodz Voivodeship, Poland | Ring XF |
| 5.3.2011 | | RITC - Bad Blood 11 Celebrity Theater, Phoenix, Arizona, United States | Rage in the Cage |
| 5.3.2011 | | ROTR - Rumble on the Ridge 17 Snoqualmie Casino, Snoqualmie, Washington, United States | Rumble on the Ridge |
| 5.3.2011 | | RW 11 - Mayhem in the Mist 6 Seneca Niagara Casino and Hotel, Niagara Falls, New York, United States | Raging Wolf |
| 5.3.2011 | | SFC 4 - MMA Fight Night Hessenhalle, Giessen, Germany, Germany | Superior Fighting Championship |
| 5.3.2011 | | Strikeforce - Feijao vs. Henderson Nationwide Arena, Columbus, Ohio, United States | Strikeforce |
| 5.3.2011 | | TRCAA - Texas Rage in the Cage Amateur Association Ford Arena, Beaumont, Texas, United States | Texas Rage in the Cage Amateur Association |
| 5.3.2011 |  | TUFFA - Fight Night 9 Central Coast Youth Club, Niagara Park, New South Wales, Australia | TUFFA |
| 5.3.2011 | | UK-1 - Fight Night Portsmouth, England, England | UK-1 |
| 5.3.2011 |  | UMF Muay Thai / Dragon Legends MMA - Underground Fight Night Dragon Power Muay Thai, MMA and Fitness Centre, Cape Town, South Africa | Dragon Legends MMA |
| 5.3.2011 | | VFL 31 - Warriors Will Battle Hanover National Guard Armory, Hanover, Pennsylvania, United States | Valley Fight League |
| 5.3.2011 |  | WFCA - Jelgava Fight Club Volume 1 Zemgales Olympic Centre, Jelgava, Latvia, Latvia | World Full Contact Association |
| 5.3.2011 | | X-1 - Mayhem at the Mansion 2 Puhi, Hawaii, United States, United States | X-1 World Events (Hawaii) |
| 5.3.2011 | | XFL - Xtreme Fighting League Bartlesville, Oklahoma, United States, United States | Xtreme Fighting League (Oklahoma) |