Austin Dillon (born April 27, 1990) is an American professional stock car racing driver. He is the son of former driver and RCR general manager Mike Dillon, brother of Ty Dillon and grandson of Richard Childress. He currently drives the No. 3 Chevrolet SS for Richard Childress Racing in the NASCAR Sprint Cup Series, he also drives the No. 2 Chevrolet Camaro for Richard Childress Racing in the Xfinity Series on a part-time basis.