He played college football for the Purdue Boilermakers and was selected by the Green Bay Packers in the fourth round of the 1969 NFL/AFL draft.
[1] Williams finished in the top ten of eight offensive categories during his Purdue career; leading the Big Ten Conference in touchdowns and rushing attempts as a sophomore.
He scored both Purdue touchdowns in the Boilermakers' 14-13 victory over USC in the 1967 Rose Bowl.
During the 1967 season, Williams at fullback teamed with Leroy Keyes at halfback and Mike Phipps at quarterback to lead the Boilermakers to a record of 8-2, a season high ranking of No.
Williams played for the Green Bay Packers from 1969 to 1973 and the Chicago Bears in 1974 and then moved to the World Football League and spent the 1975 season with the San Antonio Wings.