Ron Keslar has nine losses against nine opponents on his MMA record. For a list of Keslar's best fights, refer to "Best fights of Ron Keslar".
On February 6, 2016 Ron Keslar faced off against Danasabe Mohammed in a welterweight bout at age 35. He was coming in with a record of 11-9 (5). Keslar lost the fight via 2nd-round submission.
On August 29, 2015 Ron Keslar faced off against Alexey Kunchenko in a welterweight bout at age 35. He was coming in with a record of 11-8 (5), and Kunchenko was 31 years old and with a record of 9-0 (8). Keslar lost the fight via 3rd-round KO.
On September 19, 2014 Ron Keslar faced off against Jesse Juarez in a welterweight bout at age 34. He was coming in with a record of 11-7 (5), and Juarez was 33 years old and with a record of 21-9 (13). Keslar lost the fight via 3-round unanimous decision.
On April 11, 2014 Ron Keslar faced off against Karo Parisyan in a welterweight bout at age 33. He was coming in with a record of 11-6 (5), and Parisyan was 31 years old and with a record of 22-10 (12). Keslar lost the fight via 2nd-round KO.
On November 22, 2013 Ron Keslar faced off against Rick Hawn in a welterweight bout at age 33. He was coming in with a record of 11-5 (5), and Hawn was 37 years old and with a record of 17-2 (10). Keslar lost the fight via 3rd-round KO.
On August 24, 2013 Ron Keslar faced off against Chris Curtis at age 33. He was coming in with a record of 9-4 (5), and Curtis was 26 years old and with a record of 7-3 (4). Keslar lost the fight via 3-round unanimous decision.
On October 9, 2010 Ron Keslar faced off against Josh McDonald at age 30. He was coming in with a record of 5-3 (3). Keslar lost the fight via 3-round unanimous decision.
On June 26, 2010 Ron Keslar faced off against Chris Cope at age 30. He was coming in with a record of 5-2 (3), and Cope was 27 years old and with a record of 3-1 (1). Keslar lost the fight via 2nd-round TKO.
On May 5, 2007 Ron Keslar faced off against Matt Major at age 27. He was coming in with a record of 1-1 (1). Keslar lost the fight via 1st-round submission.