J.C. Tretter '13's path from ILR to the Cleveland Browns and NFLPA
Browns Reunion With Former Center JC Tretter Shut Down
JC Tretter Signed Custom Brown Jersey (Curved Stripes) — TSE Cleveland
Panthers on JC Tretter's shortlist of teams he would've signed with
Should Packers consider signing JC Tretter?
Former Browns C JC Tretter Announces Retirement, 'Doubling Down
Browns Unlikely To Re-Sign C J.C. Tretter
A conversation with Browns' JC Tretter as new union chief in
Cleveland's J.C. Tretter Elected President of N.F.L. Union - The
Why is former Browns starter J.C. Tretter still unsigned?
Browns' JC Tretter to play in 2020 after talking to medical
Former Browns center, NFLPA president JC Tretter retires
JC Tretter Retires From NFL After Nine-Year Career - Sports
Browns center and union president JC Tretter wants COVID-19