NFL off-season: Baltimore Ravens centre Matt Birk retires after Super Bowl victory | NFL News | Sky Sports
Super Bowl champion Matt Birk's dramatic physical change after losing 75 pounds: How did he do it? | Marca
NFL legend Matt Birk looks unrecognizable after reverse body transformation - cutting 75lbs off playing days weight | The US Sun
Ravens' Matt Birk retires after 15 seasons | CBC Sports
Matt Birk: NFL players need to respect their forefathers - Sports Illustrated
How Matt Birk went from NFL All-Pro to MN politician – Twin Cities
Matt Birk lost 75 pounds since retiring, is now trying to win a modeling contest | For The Win
Ravens' Matt Birk voices opposition to gay marriage
Matt Birk finds new purpose during 10 years following Super Bowl win - TheCatholicSpirit.com
FOOTBALL: Now a retired Super Bowl champ, Matt Birk's mission is to give back
Matt Birk on X: "I am truly blessed. Love everything about this Mother's Day pic of my family, except the @Patriots sweatshirt. https://t.co/l3bJ9veFzP" / X
Matt Birk To Retire - Baltimore Beatdown
Matt Birk '98 Named Director of Football Development for NFL | Sports | The Harvard Crimson
Ravens' Matt Birk hoping to make opportunity pay - The Boston Globe
Bob Sansevere: Matt Birk believes football is getting a bad rap
Catching Up With Former Viking Matt Birk - Mpls.St.Paul Magazine
Matt Birk finds new purpose during 10 years following Super Bowl win - TheCatholicSpirit.com
Ravens Super Bowl champ Matt Birk running for office, says 'telling women they should have careers' promotes abortion - pennlive.com