1) Big name in stunt jumping 2) Daredevil of fame 3) Either of two notable jumpers 4) Evel on a bike 5) George Hamilton played him 6) German surname 7) He hoped to miss the last bus 8) Jumpy fellow 9) Motorcycle daredevil 10) Notable jumper 11) Noted stuntman 12) Skycycle driver Found on https://www.crosswordclues.com/clue/knievel