Rob Kimmons has nine losses against nine opponents on his MMA record. For a list of Kimmons's best fights, refer to "Best fights of Rob Kimmons".
On June 29, 2013 Rob Kimmons faced off against Tyler Stinson in a welterweight bout at age 32. He was coming in with a record of 25-9 (20), and Stinson was 27 years old and with a record of 25-9 (23). Kimmons lost the fight via 1st-round TKO.
On July 29, 2011 Rob Kimmons faced off against Brendan Seguin in a light-heavyweight bout at age 30. He was coming in with a record of 23-8 (18). Kimmons lost the fight via 3-round unanimous decision.
On March 3, 2011 Rob Kimmons faced off against Yang Dongi in a middleweight bout at age 30. He was coming in with a record of 23-7 (18), and Dongi was 26 years old and with a record of 9-1 (9). Kimmons lost the fight via 2nd-round TKO.
On November 13, 2010 Rob Kimmons faced off against Kyle Noke in a middleweight bout at age 29. He was coming in with a record of 23-6 (18), and Noke was 30 years old and with a record of 17-4-1 (12). Kimmons lost the fight via 2nd-round submission.
On October 24, 2009 Rob Kimmons faced off against Jorge Rivera in a middleweight bout at age 28. He was coming in with a record of 22-5 (18), and Rivera was 37 years old and with a record of 17-7 (12). Kimmons lost the fight via 3rd-round TKO.
On September 17, 2008 Rob Kimmons faced off against Dan Miller in a middleweight bout at age 27. He was coming in with a record of 21-4 (18), and Miller was 27 years old and with a record of 8-1 (6). Kimmons lost the fight via 1st-round submission.
On July 7, 2007 Rob Kimmons faced off against Marvin Eastman in a middleweight bout at age 26. He was coming in with a record of 17-3 (14), and Eastman was 36 years old and with a record of 13-7-1 (6). Kimmons lost the fight via 5-round unanimous decision.
On May 20, 2006 Rob Kimmons faced off against Ryan Jensen in a middleweight bout at age 25. He was coming in with a record of 9-2 (7), and Jensen was 28 years old and with a record of 7-1 (7). Kimmons lost the fight via 1st-round submission.
On May 19, 2005 Rob Kimmons fought Joe Riggs in a middleweight title fight for the WEC Championship title. Kimmons was 24 years old and with a record of 3-1 (3), and Riggs was 22 years old and with a record of 21-5 (20). Kimmons lost the fight via 1st-round TKO.