Ealthon Perry Smith (born March 29, 1951 in Spartanburg, South Carolina) is a former American football defensive back who played nine seasons in the National Football League. Smith was a 4th round selection (92nd overall pick) in the 1973 NFL Draft by the Oakland Raiders out of Colorado State University. He would play for the Green Bay Packers (1973–1976), the St. Louis Cardinals (1977–1979), and the Denver Broncos (1980–1981).