Justin Eilers has seven losses against seven opponents on his MMA record. For a list of Eilers's best fights, refer to "Best fights of Justin Eilers".
On July 26, 2008 Justin Eilers faced off against Antônio Silva in a heavyweight bout at age 30. He was coming in with a record of 19-7-1 (18), and Silva was 28 years old and with a record of 10-1 (9). Eilers lost the fight via 2nd-round TKO.
On March 9, 2007 Justin Eilers faced off against Pedro Rizzo in a heavyweight bout at age 28. He was coming in with a record of 16-6-1 (16), and Rizzo was 32 years old and with a record of 14-7 (12). Eilers lost the fight via 3-round unanimous decision.
On February 4, 2006 Justin Eilers faced off against Brandon Vera in a heavyweight bout at age 27. He was coming in with a record of 9-5-1 (9), and Vera was 28 years old and with a record of 5-0 (4). Eilers lost the fight via 1st-round KO.
On June 4, 2005 Justin Eilers fought Andrei Arlovski in a heavyweight title fight for Arlovski's UFC Championship title. Eilers was 26 years old and with a record of 9-4-1 (9), and Arlovski was 26 years old and with a record of 8-3 (8). Eilers lost the fight via 1st-round TKO.
On February 5, 2005 Justin Eilers faced off against Paul Buentello in a heavyweight bout at age 26. He was coming in with a record of 9-3-1 (9), and Buentello was 31 years old and with a record of 19-8 (19). Eilers lost the fight via 1st-round KO.
On June 13, 2003 Justin Eilers faced off against Wesley Correira at age 24. He was coming in with a record of 3-2-1 (3), and Correira was 24 years old and with a record of 10-4 (9). Eilers lost the fight via 3-round split decision.
On November 23, 2002 Justin Eilers faced off against Dan Severn at age 24. He was coming in with a record of 0-1 (0), and Severn was 44 years old and with a record of 52-6-4 (41). Eilers lost the fight via 3-round unanimous decision.