Kevin "The Soul Assassin" Ross (born July 27, 1980) is an American retired Muay Thai fighter and kickboxer.

[5] Returning from a torn anterior cruciate ligament, he beat Chris Kwiatkowski by unanimous decision at Lion Fight 8 on January 25, 2013, in Las Vegas.

[6][7][8][9] Ross defeated UK champion Bernie Mendieta via split decision at Lion Fight 9 in Las Vegas on March 15, 2013.

[20][21][22] He fought Matt Embree for the second time at Lion Fight 13 in Las Vegas on February 7, 2014, and continued his trend of having never lost a rematch by taking a split decision.

[23][24] Ross beat Chris Mauceri via TKO (cut) in round three at Lion Fight 15 in Ledyard, Connecticut on May 23, 2014.