Samuel Adolphus Madison, Jr. (born April 23, 1974) is an American football coach and former cornerback. He is the cornerbacks coach and pass game specialist for the Miami Dolphins of the National Football League (NFL). He previously served as the secondary/cornerbacks coach for the Kansas City Chiefs. He played college football at the University of Louisville, and was drafted by the Miami Dolphins in the second round of the 1997 NFL Draft. A four-time Pro Bowl selection, Madison also played for the New York Giants. He has won two Super Bowls, Super Bowl XLII as a player with the Giants and Super Bowl LIV as an assistant coach with the Chiefs.