George Halas wore #7 for the Chicago Bears
Bill Cerv wore #7 in 1951 before Mantle did.
Phil Esposito, Ray Bourque, Chris Chelios when he played for chicago, Paul Coffey, Bobby Hull, Joe Mullen, Keith Thackuk
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Michael Owen wore jersey number 7 for mancunian republic in 2010-2011.
David Beckham wore the number 7 jersey before Ronaldo at Manchester United, Beckham wore the7 number jersey for England as well.
QB Ron Jaworski.Jaworski wore #7 for the Eagles between 1977-1986.
Currently Jason baker #7
Ben Roethlisberger currently wears number '7' for the Pittsburgh Steelers.
he wore number 7
Mel Hein. a center who played in the late 1920's until the late 1930's wore number 7, and the number was retired by the Giants.
Mickey Mantle wore #7.