Robbie Knievel was born on May 7, 1962, the son of stuntman Robert “Evel” Knievel and his first wife, Linda. He was the second of four children. Knievel began jumping his bicycle at age four and rode motorcycles at age seven. At age eight, he performed his first show with his father at Madison Square Garden. At age twelve, he was on tour with his father, where he would perform in the pre-jump shows.
https://en.m.wikipedia.org/wiki/Robbie_Knievel

