Tight end Rob Gronkowski may be interested in coming out of retirement once again, according to a report by DenverSports.com on Tuesday. Gronkowski spent nine years with the New England Patriots prior to retiring after the 2018 season -- only to come back and play two more years with Tom Brady when the quarterback went to Tampa Bay.

Jan 16, 2022; Tampa, Florida, USA; Tampa Bay Buccaneers tight end Rob Gronkowski (87) scores a touchdown against the Philadelphia Eagles during the second half in a NFC Wild Card playoff football game at Raymond James Stadium. Mandatory Credit: Kim Klement-Imagn Images / Kim Klement-Imagn Images

There is no question that former New England Patriots legend and future Hall of Famer Rob Gronkowski ranks among the greatest tight ends in NFL history. In fact, he is often listed as the greatest ever to play the position.