Kenneth Pernell Irvin (born July 11, 1972) is an American former professional football player who was a defensive back for 11 seasons in the National Football League (NFL) for the Buffalo Bills, New Orleans Saints, and Minnesota Vikings. He was selected by the Bills in the fourth round of the 1995 NFL draft. He played college football for the Memphis Tigers, which is where he became affiliated with Phi Beta Sigma fraternity.