William Lawrence Smith (born September 2, 1947) is a former American college and professional football player who was a running back in the National Football League (NFL) for six seasons during the 1960s and 1970s. Smith played college football for the University of Florida, and earned All-American honors. He was a first-round pick in the 1969 NFL Draft, and played professionally for the Los Angeles Rams and Washington Redskins of the NFL.