Johnny O'Connell (born July 24, 1962) is the most successful GM factory racing driver from the United States.

He currently drives for Cadillac in the Pirelli World Challenge, winning the 2012, 2013, 2014 and 2015 GT driver's championship.

Born in Poughkeepsie, New York, O'Connell started racing in the Formula Atlantic series in 1987, winning the Championship and Rookie of the Year.

With his teammate Ron Fellows he won the 2003 GTS class driver's championship.

In 2013, O'Connell competed in the Johnsonville Sausage 200 at Road America in the NASCAR Nationwide Series for JR Motorsports, driving the No.