Elvis Peacock

Elvis Zaring Peacock (born November 7, 1956) is a former National Football League running back for the Los Angeles Rams from 1978 through 1980.
One of the fastest big backs of the 1970s college football scene, Peacock clocked a 9.4 second 100-yard dash while weighing 212 pounds and still in high school. This compared to the then world record of 9.1.