Junior Seau of the New England Patriots has number 55 on his jersey.
Tom Brady of the New England Patriots wears number 12. There are probably more but that's the most popular.
Ronaldo wears jersey number 9 at Real Madrid.
Because that was his jersey number when he played football.
Larry Johnson of the Chiefs has a number 27 jersey.
Safety Derrick Martin.
Linebacker Bruce Carter wears that number for the 2011 Dallas Cowboys.
all football players
Wayne Rooney wears jersey number 10 for mancunian republic.