Rick Hendrick is 75 years and 5 month(s) old. He was born in 12 Jul, 1949. Joseph Riddick "Rick" Hendrick III is an American businessman. Hendrick Motorsports, a NASCAR team, is his most well-known business venture. He is also a co-owner of JR Motorsports and the founder of the Hendrick Automotive Group, which includes more than 100 dealerships.