| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 29.3.2008 |  | AM 15 - The Octagon Club Wyre Forest Glades Leisure Centre, Kidderminster, Worcestershire, England | Angrrr Management |
| 29.3.2008 |  | ATK 1 - Amazon Tribal Kombat 1 Nininberg Guerra Gymnasium, Manaus, Amazonas, Brazil | Amazon Tribal Kombat |
| 29.3.2008 |  | CCCF - Battle on the Border Newkirk, Oklahoma, United States | C3 Fights |
| 29.3.2008 | | CWFC USA - Battle Royale Kissimmee Civic Centre, Kissimmee, Florida, United States | Cage Warriors Fighting Championship |
| 29.3.2008 |  | Deep - clubDeep Tokyo Shinjuku Face, Tokyo, Japan, Japan | Deep |
| 29.3.2008 | | Deep - Megaton Grand Prix 2008 Opening Round Shinjuku Face, Tokyo, Japan, Japan | Deep |
| 29.3.2008 | | FCC 34 - Freestyle Combat Challenge 34 Kenosha, Wisconsin, United States | Freestyle Combat Challenge |
| 29.3.2008 | | FCFS 23 - Beatdown in H-Town Huntington, Indiana, United States | Full Contact Fight Series |
| 29.3.2008 | | FF - Floripa Fight 4 Carlos Alberto Campos Gymnasium, Florianopolis, Santa Catarina, Brazil | Floripa Fight Championship |
| 29.3.2008 | | FMMA - Fhaite MMA Jacana Sports Gymnasium, Jacana, Rio Grande do Norte, Brazil | Fhaite Mixed Martial Arts |
| 29.3.2008 | | GECF - Gladiator Elite Cage Fighting 5 Wagon Wheel Theatre, Warsaw, Indiana, United States | Gladiator Elite Cage Fighting |
| 29.3.2008 | | GFS - Knockout Kings Milwaukee, Wisconsin, United States | Gladiators Cage Fighting |
| 29.3.2008 |  | GOW 2 - Worlds Collide Hall of Champions on Smith Army Barracks, Baumholder, Germany, Germany | Gods of War |
| 29.3.2008 |  | HCF - Crow's Nest Robert Guertin Arena, Gatineau, Quebec, Canada | Hardcore Championship Fighting |
| 29.3.2008 | | HFC - Hawaii Fighting Championship Hawaii, United States | Hawaii Fighting Championship |
| 29.3.2008 | | IC 47 - Iowa Challenge 47 Iowa, United States | Iowa Challenge |
| 29.3.2008 | | IE - Independent Event Wichita, Kansas, United States, United States | Independent Events |
| 29.3.2008 | | KCM 7 - Kauai Cage Match 7 Hanapepe Stadium, Lihue, Hawaii, United States | Kauai Cage Match |
| 29.3.2008 | | Kenpokan - Fight Night 4 Hannover, Germany, Germany | Kenpokan Fight Night |
| 29.3.2008 |  | KSW - Elimination 2 Centennial Hall, Wroclaw, Lower Silesian Voivodeship, Poland | KSV - Konfrontacja Sztuk Walki |
| 29.3.2008 | | KTK - Konquer the Kage 19 Oshkosh, Wisconsin, United States | Konquer the Kage |
| 29.3.2008 | | NBF - New Breed Fighters XI House of Blues Atlantic City, New Jersey, United States | New Breed Fighters |
| 29.3.2008 |  | NGT 4 - Primum Vincere Milan, Italy, Italy | New Generation Tournament |
| 29.3.2008 | | Northwest Fight Challenge 6 - Punched Out Tumwater High School, Tumwater, Washington, United States | Northwest Fight Challenge |
| 29.3.2008 |  | NS 5 - Noc Skorpiona 5 Zelina, Croatia, Croatia | Noc Skorpiona |
| 29.3.2008 | | OC 8 - Outsider Cup 8 Glashaus, Bad Salzuflen, Germany, Germany | Outsider Cup |
| 29.3.2008 | | PBT - Piecobiogaz Boxing Team 2 Piecobiogaz Boxing Club, Poznan, Greater Poland Voivodeship, Poland | Piecobiogaz Boxing Team |
| 29.3.2008 | | RITC - Rumble in the Cage 29 Lethbridge, Alberta, Canada | Rumble in the Cage |
| 29.3.2008 |  | Shooto - Russia Pskov, Russia, Russia | Shooto Europe |
| 29.3.2008 | | Strikeforce - Shamrock vs. Le HP Pavilion, San Jose, California, United States | Strikeforce |
| 29.3.2008 |  | Top X-Fight 2 - In the Middle of Nowhere Zilina Sports Hall, Zilina, Zilina Region, Slovakia | Styx MMA Association Slovakia |
| 29.3.2008 | | Tsunamy - Londrina 1 Londrina Futsal Palace Gymnasium, Londrina, Parana, Brazil | Tsunamy |
| 29.3.2008 | | UCE - Round 30 - Episode 13 Club Elevate, Salt Lake City, Utah, United States | Ultimate Combat Experience |
| 29.3.2008 | UCS - Battle on the Bay 10 | Ultimate Combat Sports | |
| 29.3.2008 |  | WFC 4 - Dynamite Ljubljana, Slovenia, Slovenia | World Free Fight Challenge |
| 29.3.2008 | | WFL - Real 2 Revere, Massachusetts, United States, United States | World Fighting League (United States) |