Billy Johnson is an American professional race car driver, and is the winningest driver in the Grand Am Continental Tire Sports Car Challenge. Over the last 9 years, Billy has raced in the NASCAR Nationwide, Grand Am Rolex, Grand Am Continental Tire Sports Car Challenge (CTSCC), Speed World Challenge, Formula Star Mazda Pro, Formula BMW, and Skip Barber Regional and National Series.  Over the last 7 years, Billy holds more wins and top-3 podium finishes than any other driver in the CTSCC Series.  

The half-Japanese Southern Californian made his racing debut in 2000 at the age of 13 racing go-karts and has won multiple championships at the local, regional, to national level.  In 2003, Billy moved into formula cars after winning scholarships to race in both the Skip Barber Racing School and Formula BMW USA series. While early in his career, Billy has made a name for himself as one of the most successful Time Attack drivers in the country holding many track records in the Super Street and Redline Time Attack series and other import tuner shootouts and competitions.