Duane Bastress (born May 30, 1983) is an American mixed martial artist who last competed in Bellator's Middleweight division.
A two-time national champion under coach Tom Kessler, Bastress compiled an overall record of 97-6 at York.
He fought primarily for Pennsylvania-based promotion Central Pennsylvania Warrior Challenge, winning three times in a row.
In December 2010 Bastress faced Tim Williams for the middleweight title of Philadelphia's organization Locked in the Cage in a five round bout.
Bastress won when the doctor deemed Gracie unable to continue due to a cut over his eye at the end of the second round.