Desmond Watson weighed 464 pounds at Florida's pro day, which made him the heaviest player in NFL history when he signed with the Buccaneers as an undrafted free agent.
Original Source:
https://www.nbcsports.com/nfl/profootballtalk/rumor-mill/news/desmond-watson-wont-say-how-much-he-weighs-but-hes-proud-of-his-weight-loss
