Deon D'Marquis Grant (born March 14, 1979) is a former American football safety who played 12 seasons in the National Football League. He played college football for the University of Tennessee, was a member of Tennessee's national championship team and earned All-American honors. He was drafted by the Carolina Panthers in the second round of the 2000 NFL Draft, and also played professionally for the Jacksonville Jaguars, Seattle Seahawks and New York Giants of the NFL. He won a Super Bowl ring with the Giants.