Joe Cole wears the number 10 shirt.
Franco Di Santo has the number 9 shirt, but he is out on loan at Blackburn.
At present nobody wears the No. 7 shirt for Chelsea (20, July 2010) Previous players were Andriy Shevchenko and Ricardo Quaresma
NoOne this season yet. DiSanto had it last year but is on loan at Blackburn until at least Jan 1st
just read wikipedia... :)