Chauncey T. Maggiacomo Jr. (born November 30, 1947) known as "Jocko" or, in high school, as "Chant," is a racing car driver from Poughkeepsie, New York. He is infamous for T-boning Bobby Allison, all but ending both careers. Jocko Jr., followed a different path, racing sportscars with the SCCA. He rose to the professional ranks, winning the 1976 SCCA Trans Am Series championship driving an ex-Roger Penske/Mark Donohue AMC Javelin. Moving to NASCAR, Maggiacomo started 23 Winston Cup races in 10 seasons, primarily in the Northeastern United States.