Ron Sparks has three losses against three opponents on his MMA record. For a list of Sparks's best fights, refer to "Best fights of Ron Sparks".
On October 25, 2013 Ron Sparks faced off against Mighty Mo in a heavyweight bout at age 38. He was coming in with a record of 8-3 (7), and Mo was 43 years old and with a record of 4-2 (4). Sparks lost the fight via 1st-round submission.
On June 19, 2013 Ron Sparks faced off against Vitaly Minakov in a heavyweight bout at age 38. He was coming in with a record of 8-2 (7), and Minakov was 28 years old and with a record of 10-0 (9). Sparks lost the fight via 1st-round TKO.
On October 29, 2011 Ron Sparks faced off against Eric Prindle in a heavyweight bout at age 36. He was coming in with a record of 8-1 (7), and Prindle was 35 years old and with a record of 6-1 (4). Sparks lost the fight via 1st-round KO.
