Frank Edward Liebel (November 19, 1919 – December 26, 1996) was a professional American football end/defensive back in the National Football League. He played seven seasons for the New York Giants (1942–1947) and the Chicago Bears (1948). He led the league in 1945 in yard per reception (27.0) and receiving touchdowns (10). He also was Named to the All-NFL 2nd Team in both 1945 and 1946.