Dong Hyun Kim has four losses against four opponents on his MMA record. For a list of Kim's best fights, refer to "Best fights of Dong Hyun Kim".
On June 17, 2017 Dong Hyun Kim faced off against Colby Covington in a welterweight bout at age 35. He was coming in with a record of 22-4-1 (11), and Covington was 29 years old and with a record of 11-1 (7). Kim lost the fight via 3-round unanimous decision.
On August 23, 2014 Dong Hyun Kim faced off against Tyron Woodley in a welterweight bout at age 32. He was coming in with a record of 19-3-1 (9), and Woodley was 32 years old and with a record of 13-3 (9). Kim lost the fight via 1st-round TKO.
On July 7, 2012 Dong Hyun Kim faced off against Demian Maia in a welterweight bout at age 30. He was coming in with a record of 15-2-1 (7), and Maia was 34 years old and with a record of 15-4 (9). Kim lost the fight via 1st-round TKO.
On July 2, 2011 Dong Hyun Kim faced off against Carlos Condit in a welterweight bout at age 29. He was coming in with a record of 14-1-1 (7), and Condit was 27 years old and with a record of 26-5 (25). Kim lost the fight via 1st-round KO.