| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 4.5.2013 |  | 100% Fight - Contenders 18 Paris, France, France | 100&37; Fight |
| 4.5.2013 |  | 10th Legion - 13 Bonus Arena, Kingston upon Hull, East Riding of Yorkshire, England | 10th Legion Championship Fighting |
| 4.5.2013 |  | Cageside Promotions - Kansas City Fighting Alliance 6 Truman Memorial Hall, Independence, Missouri, United States | Kansas City Fighting Alliance (Cageside Promotions) |
| 4.5.2013 |  | CCC - Compact Cage Championship 2 Lisbon, Portugal, Portugal | Compact Cage Championship |
| 4.5.2013 |  | CMMA - Canfight MMA Ginásio Waldemar Bosembecker, Cangucu, Rio Grande Do Sul, Brazil | Canfight MMA |
| 4.5.2013 | | CWFC 54 - Cage Warriors Fighting Championship 54 Motorpoint Arena Cardiff, Cardiff, Wales, Wales | Cage Warriors |
| 4.5.2013 | | ECFF - Mayhem Epic Studios, Norwich, Norfolk, England | East Coast Fight Factory |
| 4.5.2013 |  | FCP - MMA Jiu-Jitsu 4 Jurbarkas Jurbarkas A.G.G. Gymnasium Sports Hall, Jurbarkas, Taurage County, Lithuania | Fight Club Panther |
| 4.5.2013 |  | FFN - Farquhar Fight Night Te Atatu Community Hall | Farquhar Fight Night |
| 4.5.2013 | | Fight Academy - Proving Grounds 9 Fight Academy, Pasadena, California, United States | Fight Academy |
| 4.5.2013 | | Fight Club Loa - Prime Challenge Patrocinio Tennis Club, Patrocinio, Minas Gerais, Brazil | Prime Challenge |
| 4.5.2013 | | FKF Boxing - Night of the Warriors Price, Utah, United States, United States | FKF Boxing |
| 4.5.2013 | | FLP - Fight Lab 31 Silver Hammer Studios, Charlotte, North Carolina, United States | Fight Lab Promotions |
| 4.5.2013 | | Fusion Fighting Championship - Sudden Impact Epsom Downs Racecourse, Epsom, Surrey, England | Fusion Fighting Championship |
| 4.5.2013 | | Gladiator Challenge - Cinco de Mayhem Santa Ysabel Casino, Santa Ysabel, California, United States | Gladiator Challenge |
| 4.5.2013 | | Golden Cage MMA - Magic City Mayhem 2 Maysa Arena, Minot, North Dakota, United States | Golden Cage MMA |
| 4.5.2013 | | HK - Heavy Klash 6 Setubal, Portugal, Portugal | Heavy Klash |
| 4.5.2013 | | IF - Instigacao Fight Queimadas, Paraiba, Brazil, Brazil | Instigacao Fight Combat |
| 4.5.2013 | | JF - Jungle Fight 52 Belem, Para, Brazil, Brazil | Jungle Fight |
| 4.5.2013 | | Knuckleforce 5 - Tynemouth Tear Up The Montagu Park Hotel, Tynemouth, Tyne and Wear, England | Knuckleforce Fighting Championships |
| 4.5.2013 | | LCS 16 - Legion Combat Sports: Cinco De Mayhem Scotts Bluff County Fairgrounds, Mitchell, Nebraska, United States | Legion Combat Sports |
| 4.5.2013 |  | LFC 3 - Latin Fighter Championship 3 Octagon Country Club, Bogota, Capital District, Colombia | Latin Fighter Championship |
| 4.5.2013 |  | MITC - Milano in the Cage 3 Lombardy, Italy, Italy | Born To Fight |
| 4.5.2013 | | NEC 8 - North Extreme Cagefighting 8 Santana, Amapa, Brazil | North Extreme Cagefighting |
| 4.5.2013 | | NMEF - Annihilation 45 City Auditorium, Colorado Springs, Colorado, United States | No Mercy Extreme Fighting |
| 4.5.2013 | | Northwest Fighting - Young Guns 7 Camas Center, Usk, Washington, United States | Northwest Fighting |
| 4.5.2013 |  | OC - Outsider Cup 35 Heidelberg, Germany, Germany | Outsider Cup |
| 4.5.2013 |  | Octagon Fights - Mix Fight Tournament North Hall Club, Moscow, Russia | Octagon Fights |
| 4.5.2013 | | PA Cage Fight - Cage Fight: Tri-State 2 Best Western Inn, Matamoras, Pennsylvania, United States | PA Cage Fight |
| 4.5.2013 | | Quest FC - Quest Fighting Championship 2 Britten Arena, Godmanchester, Cambridgeshire, England | Quest Fighting Championship |
| 4.5.2013 | | RF 15 - Real Fights 15 New York Night Club, Vilnius, Lithuania | Real Fights League |
| 4.5.2013 | | RITC - Respect in the Cage Fox Theater, Pomona, California, United States | Respect in the Cage |
| 4.5.2013 | | ROC - Amateur 16 Schuetzen Park, North Bergen, New Jersey, United States | Ring of Combat |
| 4.5.2013 | | Rocktagon MMA 26 - Veni, Vidi, Vici Agora Theatre and Ballroom, Cleveland, Ohio, United States | Rocktagon MMA |
| 4.5.2013 | | Rota 232 MMA Fight - Pernambuco vs. Ceara Pesqueira Social Service of Industry (SESI) Gymnasium, Pesqueira, Pernambuco, Brazil | Rota 232 MMA Fight |
| 4.5.2013 | | Sao Joao Super Fight - Forja de Campeoes Via Scarpa Gymnasium, Sao Joao Batista, Santa Catarina, Brazil | Sao Joao Super Fight |
| 4.5.2013 | | SF 15 - Stellar Fights 15 Exhibit Hall - Harrington Casino, Harrington, Delaware, United States | Stellar Fights |
| 4.5.2013 | | Shuriken MMA - Robbie Farquhar Memorial Fight Night Te Atatu Peninsula Recreation Centre, Acukland, Auckland, New Zealand | Shuriken MMA |
| 4.5.2013 | | TFC - Tapajos Fight Combat 2 Santarem, Para, Brazil, Brazil | Tapajos Fight Combat |
| 4.5.2013 |  | UCL 17 - King of the Valley 2 Nicola Valley Memorial Arena, Merritt, British Columbia, Canada | Unified Combat League |
| 4.5.2013 |  | UT - Ultimate Takedown 5 La Prealle Sports Hall, Herstal, Wallonia, Belgium | Ultimate Takedown |
| 4.5.2013 | | VFC - Vale Fight Club 2 Vale Fight Club, Sao Jose dos Campos, Sao Paulo, Brazil | Vale Fight Club |
| 4.5.2013 | | WCMMA 9 - Warrior Challenge 9 The Troxy, London, Greater London, England | Ultimate Challenge MMA |