Rob Gronkowski retires (again) from NFL, revisited: Why former Buccaneers, Patriots tight end called it a career
Rob Gronkowski Announces 2nd Retirement From NFL
Tom Brady Says Rob Gronkowski Would Be 'Really Good' at Pickleball
Patriots: Rob Gronkowski reacts to Tom Brady un-retirement rumors
Rob Gronkowski Retiring From Tampa Bay Bucs, NFL For 2nd Time
NFL world reacts to Rob Gronkowski retiring for a second time
Rob Gronkowski Intends To Retire
Rob Gronkowski retires for second time after 11 seasons in NFL - The Washington Post