Ex-Wildcat Rob Gronkowski announces retirement from NFL
Rob Gronkowski announces his NFL retirement, but his agent not convinced
Rob Gronkowski retires: Top on-field, off-field moments of the tight end's legendary NFL career
Rob Gronkowski retires again, but could make another comeback in 2022 or 2023, agent says (report)
Rob Gronkowski retires, won't join Tom Brady for 3rd season
Four-time Super Bowl champion Rob Gronkowski announces retirement after 11 seasons with Patriots, Buccaneers
Rob Gronkowski announces retirement from NFL – WSOC TV
Gronkowski: Retirement could end in three months or three years - Los Angeles Times
Former Wildcat and four-time Super Bowl champion Rob Gronkowski retires from the NFL again – The Daily Wildcat
Rob Gronkowski announces retirement
Rob Gronkowski Announces NFL Retirement After 9 Seasons with Patriots, News, Scores, Highlights, Stats, and Rumors
Rob Gronkowski Announces NFL Retirement After 9 Seasons with Patriots, News, Scores, Highlights, Stats, and Rumors