Mark Anthony Duckens (born March 4, 1965) is a former American football defensive lineman in the National Football League. He played for the New York Giants (1989), the Detroit Lions (1990), and the Tampa Bay Buccaneers (1992). He played at Municipal University of Wichita, now known as Wichita State University and Arizona State University. He was a defensive tackle and a defensive end. Mark also briefly played for the Indianapolis Colts as well.