Billy Joe Hagan (born March 22, 1932 in Lillie, Louisiana) is a former NASCAR driver/owner. He made three starts in NASCAR's Grand National/Winston Cup division, finishing eighth in his first start, the inaugural Talladega 500 in a self-owned 1968 Mercury. He didn't field another car until 1975, finishing 19th once again at Talladega. He also fielded a car for five races for Skip Manning.