Lemuel Joseph Barney (September 8, 1945) is a former American football player. A native of Gulfport, Mississippi, he played college football at Jackson State from 1964 to 1966. He was drafted by the Detroit Lions of the National Football League (NFL) and played for the Lions as a cornerback, return specialist, and punter from 1967 to 1977. He was selected as the NFL Defensive Rookie of the Year in 1967, played in seven Pro Bowls, and was selected as a first-team All-NFL player in 1968 and 1969. He was inducted into the Pro Football Hall of Fame in 1992. He has also been inducted into the Detroit Lions Hall of Fame, the Jackson State Sports Hall of Fame, the Michigan Sports Hall of Fame, and the Mississippi Sports Hall of Fame.