No one
Matthew Slater currently wears that number
Jerod Mayo. Hope this helps :)
Punter Ken Walter.
It was last worn by receiver Bam Childress. It is currently unissued.
Ray HamiltonRuss HochsteinTodd RucciDon Oakes
Geneo Grissom, a rookie defensive lineman
Running Back J.R. Redmond wore 21 for the 2001 New England Patriots.
Yes, his name is Curtis Martin. He played for the Patriots from 1995-1997.
The only notable player to wear the number is punter Pat O'Neill.
It is presently worn by offensive tackle Sebastian Vollmer.
One notable player was tight end Marv Cook.