all football players
I don't know everyone but David Akers, and Matt Ryan.
Number 17 for the New Orleans Saints was Robert Meachem. He is with the San Diego Chargers now.
He wears it because it was Ted Williams number
In which club.
Lots of players including Cristiano Ronaldo and Didier Drogba.
Because that was his jersey number when he played football.
The players decide by chosing numbers of their favorite players from their youth
Danny Welbeck
neymar
Yes - Kenny Britt wears the number.
Republic of Ireland international, James McLean, currently wears the number 23 shirt at Sunderland.