Dennis Olson
 
              | Age | 39 | 
|---|---|
| Gender | Male | 
| Height | 6' 0" | 
| Weight Class | Middleweight | 
Dennis Olson is a MMA fighter with a professional fight record of 13 wins, 11 losses and 0 draws
Professional Career Statistics
| Pro Record | 13-11-0 (Win-Loss-Draw) | 
|---|---|
| Career Length | 11 months, 29 days | 
| Rounds Fought | 35.1 | 
| Avg. Fights/Year | 1.9 | 
| Longest Layoff | 3 years, 5 months, 12 days | 
| Quickest Turnaround | 3 weeks, 4 days | 
Record BreakDown
| - | KO/TKO | SUB | DEC | |
|---|---|---|---|---|
| Wins | 1 | 9 | 3 | |
| Losses | 6 | 2 | 3 | 
| Finish Rate | 76.9% | 
|---|---|
| Finished Rate | 72.7% | 
| Win by Decision Rate | 23.1% | 
| Loss by Decision Rate | 27.3% | 
| Win by KO Rate | 7.7% | 
| Loss by KO Rate | 54.5% | 
| Win by SUB Rate | 69.2% | 
| Loss by SUB Rate | 18.2% | 
Win Method
Loss Method
Quick Hits
| Fastest Win | 51 | 
|---|---|
| Fastest KO | 02:25 | 
| Fastest SUB | 51 | 
| Ave. Rounds (Ws) | 1.3 | 
|---|---|
| Ave. Length of Fight (Ws) | 06:15 | 
| Ave. Rounds (Ls) | 1.7 | 
| Ave. Length of Fight (Ls) | 08:32 | 
Finish Rounds
Finished Rounds
Official Professional MMA Fight Record
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| OFF | 08/23/2019 | L (13-10-0) | Aaron Jeffery (16-6-0) | MW ( 183.0 vs. 185.0 ) | TKO/RSC
              
                (Corner Stoppage) Combat Zone 71: "Prevail" | 2 | 01:43 | |
| OFF | 03/11/2016 | L (13-9-0) | Chuck O'Neil (17-8-0) | MW ( 185.0 vs. 185.0 ) | Decision
              
                (Unanimous Decision) CES MMA XXXIII | 3 | 05:00 | |
| OFF | 10/23/2015 | L (13-8-0) | Brennan Ward (16-9-0) | WW ( 170.5 vs. 170.7 ) | TKO/RSC Bellator MMA 144 | 1 | 04:37 | |
| OFF | 07/17/2015 | L (13-7-0) | Paul Daley (43-19-2) | TKO/RSC
              
                (Referee Stoppage from Strikes) Bellator MMA 140 | 2 | 01:12 | ||
| OFF | 04/11/2015 | W (12-7-0) | Jarod Lawton (4-3-0) | WW ( 171.0 vs. 170.0 ) | Decision
              
                (Unanimous Decision) New England Fights XVII | 3 | 05:00 | |
| OFF | 12/06/2013 | L (12-6-0) | Brett Oteri (12-9-0) | WW ( 175.0 * vs. 175.0* ) | Submission
              
                (Kimura) CES MMA: 20 | 2 | 02:16 | |
| OFF | 04/12/2013 | W (11-6-0) | Todd Chattelle (12-11-0) | MW ( 185.0 vs. 185.0 ) | Submission
              
                (Choke) CES MMA: Path of Destruction | 1 | 02:45 | |
| OFF | 10/09/2011 | L (11-5-0) | John Howard (29-19-1) | WW ( 169.2 vs. 169.2 ) | Decision
              
                (Unanimous Decision) CFA 03 | 3 | 05:00 | |
| OFF | 07/29/2011 | W (10-5-0) | Chandler Holderness (10-3-0) | WW ( 171.0 vs. 171.0 ) | Submission
              
                (Guillotine Choke) Combat Zone 38 | 1 | 05:00 | |
| OFF | 09/17/2010 | L (10-4-0) | Tom Moreau (3-3-0) | WW ( 170.0 vs. 170.0 ) | TKO/RSC
              
                (Referee Stoppage from Strikes) Smith vs. Gonzales 2 | 2 | 04:38 |   | 
| OFF | 06/05/2010 | L (10-3-0) | Rick Hawn (21-5-0) | WW ( 169.2 vs. 170.8 ) | KO Triumph Fighter: Inferno! | 2 | 02:02 | |
| OFF | 04/22/2010 | L (10-2-0) | Dan Cramer (12-4-0) | MW ( 184.7 vs. 184.2 ) | Decision
              
                (Unanimous Decision) Bellator Fighting Championships 15 | 3 | 05:00 | |
| OFF | 03/27/2010 | W (9-2-0) | Nuri Shakir (18-21-0) | WW ( 170.6 vs. 170.8 ) | Submission
              
                (Choke) Supremacy 1 | 1 | 01:55 | |
| OFF | 02/26/2010 | W (8-2-0) | Mike Dolce (4-9-0) | WW ( 170.8 vs. 170.3 ) | Submission
              
                (Guillotine Choke) Adrenaline MMA: Newbreed Fighters | 3 | 03:17 |   | 
| OFF | 11/20/2009 | W (7-2-0) | Jonathan Manley (12-6-0) | Decision
              
                (Unanimous Decision) Combat Zone 30 | 3 | 05:00 | ||
| NRB | 09/26/2009 | W (6-2-0) | Ryan Schieding (5-2-0) | MW | Submission
              
                (Arm Bar) World Championship Fighting® WCF 8 | 1 | 01:04 |   | 
| OFF | 06/12/2009 | L (6-1-0) | David Branch (22-7-0) | MW ( 185.0 vs. 185.5 ) | Submission
              
                (Rear Naked Choke) Bellator Fighting Championships 11 | 1 | 02:27 | |
| OFF | 05/09/2009 | W (5-1-0) | Jeffrey Soucie (3-3-0) | Submission
              
                (Rear Naked Choke) Combat Zone 28 | 2 | 02:07 | ||
| OFF | 02/21/2009 | W (4-1-0) | Mike Littlefield (7-6-0) | WW ( 172.5 * vs. 169.0 ) | Submission
              
                (Guillotine Choke) Global Fight League - Blood, Sweat & Cheers | 1 | 00:51 | |
| OFF | 11/08/2008 | W (3-1-0) | Eric Henry (10-7-0) | MW ( 169.0 vs. 171.0 ) | Decision
              
                (Unanimous Decision) CageFight MMA 3 | 3 | 04:00 | |
| OFF | 09/26/2008 | W (2-1-0) | Todd Solek (2-10-0) | WW ( 170.0 vs. 171.0 ) | Submission COMBAT ZONE 26 | 1 | 05:00 | |
| OFF | 04/28/2007 | W (1-1-0) | Casey Tierney (0-1-0) | LHW ( 203.5 vs. 198.0 ) | TKO/RSC Reality Fighting: Domination | 1 | 02:25 | |
| NRB | 09/29/2006 | L (1-0-0) | Eric Magee (3-1-0) | TKO/RSC
              
                (Referee Stoppage) Calloway Cup 2 | 1 | 05:00 | ||
| NRB | 08/25/2006 | W (0-0-0) | Rafael Porto (0-1-0) | Submission
              
                (Guillotine Choke) Calloway Cup 1 | 1 | 00:00 | 
| * Bouts marked with 'OFF' denote results which have been verified by an ABC-recognized athletic commission. Bouts marked with an SB denote bouts overseen by a duly-recognized sanctioning organization. Bouts marked NRB denote non-regulated bouts. * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class | 
Amateur Career Statistics
| AM Record | 2-0-0 (Win-Loss-Draw) | 
|---|---|
| Career Length | 3 months, 15 days | 
| Rounds Fought | 7.7 | 
| Avg. Fights/Year | 0.6 | 
| Longest Layoff | 3 years, 3 months, 15 days | 
| Quickest Turnaround | 3 years, 3 months, 15 days | 
Record BreakDown
| - | KO/TKO | SUB | DEC | |
|---|---|---|---|---|
| Wins | 1 | 0 | 1 | |
| Losses | 0 | 0 | 0 | 
| Finish Rate | 50.0% | 
|---|---|
| Finished Rate | 0.0% | 
| Win by Decision Rate | 50.0% | 
| Loss by Decision Rate | 0.0% | 
| Win by KO Rate | 50.0% | 
| Loss by KO Rate | 0.0% | 
| Win by SUB Rate | 0.0% | 
| Loss by SUB Rate | 0.0% | 
Win Method
Quick Hits
| Fastest Win | 03 | 
|---|---|
| Fastest KO | 03 | 
| Fastest SUB | - | 
| Ave. Rounds (Ws) | 3.8 | 
|---|---|
| Ave. Length of Fight (Ws) | 11:30 | 
| Ave. Rounds (Ls) | 0.0 | 
| Ave. Length of Fight (Ls) | - | 
Finish Rounds
Official Amateur MMA Fight Record
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NRB | 07/13/2007 | W (1-0-0) | Todd Chattelle (0-1-0) | HW | Decision
              
                (Unanimous Decision) ICE: Mansfield Massacre | 4 | 05:00 |   | 
| NRB | 03/28/2004 | W (0-0-0) | Peter Ulhanen (0-1-0) | TKO/RSC Beginners Vale Tudo 1 | 1 | 00:00 | 
| * Bouts marked with 'OFF' denote results which have been verified by an ABC-recognized athletic commission. Bouts marked with an SB denote bouts overseen by a duly-recognized sanctioning organization. Bouts marked NRB denote non-regulated bouts. * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class |