Josh Diekmann (15-8, 15) was born in Westerly, Rhode Island, U.S. on October 9, 1976. At the age of 28 years on February 5, 2005, he made his professional MMA debut against Joe Gomes, winning the fight via 1st-round TKO.
Diekmann's last fight was a 2nd-round submission loss to Tyler King at Bellator 163 at age 40 on November 4, 2016. He retired on a 3-fight losing streak.
Some of Josh Diekmann's best fights have been against Parker Porter, Mike Wessel and Kevin Jordan.
Diekmann has 8 losses on his MMA record.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
24 | Nov 4, 2016 40 years 15-8 (15) | Tyler King | Bellator | HW | 2 | SUB | LOSS Rear-naked choke |
23 | Jan 8, 2016 39 years, 2 months 15-7 (15) | Ashley Gooch | HW | 1 | SUB | LOSS Rear-naked choke | |
22  | Feb 27, 2015 38 years, 4 months 15-6 (15) | 31 years, 1 months 8-1-1 (8) | Bellator | HW | 1 | SUB | LOSS Standing guillotine choke |
21  | Sep 5, 2014 37 years, 10 months 15-5 (15) | 36 years, 9 months 14-7 (9) | Bellator | HW | 1 | KO | WIN Punches |
20 | Feb 28, 2014 37 years, 4 months 14-5 (14) | Manny Lara | Bellator | HW | 1 | NC | NC Accidental eye poke |
19 | Nov 15, 2013 37 years, 1 months 14-5 (14) | Chris Guillen | HW | 1 | TKO | WIN Punches | |
18  | Sep 7, 2013 36 years, 10 months 13-5 (13) | 28 years, 4 months 6-3 (4) | Bellator | HW | 1 | TKO | WIN Punches |
17 | Oct 6, 2012 35 years, 11 months 12-5 (12) | Tyler King | HW | 3 | UD | LOSS | |
16 | Feb 3, 2012 35 years, 3 months 12-4 (12) | Josh Hendricks | HW | 1 | SUB | LOSS Arm-triangle choke | |
15 | Mar 12, 2011 34 years, 5 months 12-3 (12) | Randy Smith | HW | 1 | TKO | WIN Punches | |
14 | Feb 20, 2010 33 years, 4 months 11-3 (11) | Bobby Favors | HW | 2 | KO | WIN Punches | |
13  | Nov 14, 2009 33 years, 1 months 10-3 (10) | 23 years, 2 months 3-0 (3) | HW | 1 | SUB | LOSS Rear-naked choke | |
12 | Sep 13, 2008 31 years, 11 months 10-2 (10) | David Woodby | HW | 1 | TKO | WIN Punches | |
11 | Sep 21, 2007 30 years, 11 months 9-2 (9) | Chris Guillen | HW | 2 | SUB | LOSS Rear-naked choke | |
10 | Jun 16, 2007 30 years, 8 months 9-1 (9) | Pat Schultz | HW | 1 | KO | WIN Punches | |
9 | Feb 3, 2007 30 years, 3 months 8-1 (8) | Daron Adams | HW | 1 | TKO | WIN Punches | |
8 | Dec 2, 2006 30 years, 1 months 7-1 (7) | Shane McClure | HW | 1 | SUB | WIN Armbar | |
7  | Oct 12, 2006 30 years 6-1 (6) | 28 years, 3 months 13-5-1 (13) | WEC | HW | 1 | TKO | LOSS Punches |
6 | Mar 11, 2006 29 years, 5 months 6-0 (6) | Chris Herring | HW | 1 | TKO | WIN Submission to punches | |
5  | Mar 4, 2006 29 years, 4 months 5-0 (5) | 35 years, 2 months 8-4 (5) | 1 | TKO | WIN Injury | ||
4 | Feb 4, 2006 29 years, 3 months 4-0 (4) | Dana Blouin | 1 | KO | WIN Punch | ||
3 | Jul 16, 2005 28 years, 9 months 3-0 (3) | David Woodby | 1 | SUB | WIN Rear-naked choke | ||
2 | Jun 25, 2005 28 years, 8 months 2-0 (2) | Richard Wilson | 1 | SUB | WIN Armbar | ||
1 | Feb 5, 2005 28 years, 3 months 1-0 (1) | Joe Gomes | 1 | TKO | WIN Punches |
