Cornell Duane Green (born August 25, 1976) is an American former professional football offensive tackle.

He was signed by the Atlanta Falcons as an undrafted free agent in 1999.

He played college football at the University of Central Florida where he was a four-year starter at offensive tackle.

Green has also been a member of the New York Jets, Miami Dolphins, Denver Broncos, Tampa Bay Buccaneers, Buffalo Bills and Oakland Raiders.

[1] Green was a teammate of future NFL quarterback Daunte Culpepper at the University of Central Florida.