Benjamin Oliver Kelly (born September 15, 1978) is a former American football cornerback of the National Football League, Arena Football League and Canadian Football League. He was drafted by the Miami Dolphins in the third round of the 2000 NFL Draft. He played college football at Colorado. Kelly was also a member of the New England Patriots, Denver Broncos, Los Angeles Avengers, Calgary Stampeders and Grand Rapids Rampage. He earned a Super Bowl ring with the Patriots in Super Bowl XXXVI over the St. Louis Rams.