| Pro Record: | 15-9-0 (Win-Loss-Draw) |
| Team: | Gilbert Grappling & LA Boxing |
| Age: | 37 |
| Sex: | Male |
| Height: | 5 Feet. 11 Inch(es). |
| Weight: | 170 lbs. |
| Out of: | Portage, IN |
| Born: | Hobart, IN |
In The News
John Kolosci's Professional Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| 12/02/2011 | Loss | Ryan Thomas | XFC 15 | Submission | 1 | 4:46 | ||
| 11/05/2011 | Win | Dan Bolden | HFC 9 Fall Brawl | Decision Split Decision | 3 | |||
| 04/09/2011 | Loss | Forrest Petz | HFC 7: Validation | TKO/RSC Referee Stoppage from Strikes | 2 | 0:57 | ||
| 08/19/2010 | Loss | Kenny Robertson | Bellator Fighting Championships 25 | Submission Kimura | 2 | 2:41 | ||
| 06/11/2010 | Win | Luigi Fioravanti | HFC 4 SHowdown at the Steelyard - Pro Fights | Submission | 1 | 0:42 | ||
| 01/02/2010 | Win | William Hill | HFC 2: It's On | Decision Split Decision | 3 | |||
| 11/07/2009 | Loss | Shamar Bailey | Strike Force (Fedor -vs- Rogers) | Decision Unanimous Decision | 3 | |||
| NSF | 09/12/2009 | Win | Scott Sands | Duneland Classic 6 | Decision Unanimous Decision | 3 | ||
| NSF | 06/26/2009 | Win | Jeff Hanks | Lock Down in Lowell | Submission Choke | 1 | 0:00 | |
| NSF | 05/02/2009 | Win | Rocky France | GECF 13 Kolosci vs. France | Decision Majority Decision | 3 | ||
| NSF | 04/10/2009 | Win | Jay Finnegan | Cage Rage 4/10/09 | Submission Choke | 1 | 2:01 | |
| 12/08/2007 | Loss | Matthew Arroyo | UFC Fight Night: The Ultimate Fighter 6 Finale | Submission Arm Bar | 1 | 4:42 | ||
| * 07/15/2007 | Loss | Mac Danzig | The Ultimate Fighter Season 6: Semi-Finals | Submission Rear Naked Choke | 1 | 4:29 | ||
| * 07/03/2007 | Loss | Mac Danzig | The Ultimate Fighter Season 6: Quarter Finals | Submission Rear Naked Choke | 1 | 3:57 | ||
| * 06/18/2007 | Win | Billy Miles | The Ultimate Fighter Season 6 | Submission Guillotine Choke | 1 | 2:58 | ||
| 03/04/2007 | Loss | William Hill | International Fighting Championship: Road to Global Domination | TKO/RSC | 1 | 1:11 | ||
| NSF | 11/04/2006 | Win | Andre Luis Pimenta | International Mixed Martial Arts Competition 1: Attack | Decision Split Decision | |||
| NSF | 08/26/2006 | Loss | Bryan Rafiq | Greatest Common Multiple: Mars New Deal | Submission Neck Crank | 1 | 2:46 | |
| NSF | 06/17/2006 | Win | Seth Kleinbeck | Duneland Classic 4 | Decision Unanimous Decision | 3 | ||
| NSF | 03/04/2006 | Win | Erick Tavares | Mixed Fighting Championship 6: Boardwalk Blitz | TKO/RSC Referee Stoppage from Strikes | 3 | 3:17 | |
| NSF | 04/30/2005 | Win | Mike Todorovic | Superbrawl 40 | TKO/RSC Referee Stoppage from Strikes | 2 | 2:10 | |
| NSF | 02/26/2005 | Win | John Sivori | Mixed Fighting Championship 3: USA vs. the World | Decision Majority Decision | 3 | ||
| NSF | 10/23/2004 | Win | Adam Verkilen | Xtreme Kage Kombat | TKO/RSC Referee Stoppage from Strikes | |||
| NSF | 06/12/2004 | Loss | Pat O'Malley | Freestyle Combat Challenge 15 | Decision | 2 | ||
| NSF | 12/13/2003 | Loss | Jason Rigsby | Silverbacks Classic 18 | Submission Rear Naked Choke | 2 | ||
| NSF | 12/06/2003 | Win | Brent Calloway | Absolute Fighting Championships 6 | Submission Strikes | 1 | ||
| NSF | 04/12/2003 | Win | Roy Nerzig | Maximum Combat 6 | Submission Strikes |
| Bout results verified by an official State, Tribal, Provincial, or Municipal Commission. | |
| NSF: | Non Sanctioned Fight |
| * : | For a variety of reasons, including weight disparity and the demands of entertainment, Exhibition Bouts are held, in which the contest is unscripted and hard fought, but the results do not count on a fighter's Official Record. |
| NC: | Fight Declared No Contest |



