deion
TE Jean Fugett. Fugett wore #84 for the Redskins between 1976-1979.
Monte Coleman. Coleman wore #51 for the Redskins between 1979-1994.
Jason Taylor
Mark Rypien
In the 2007 season, Ladell Betts wore #46 for the Redskins.
Darrell Green
Stallworth
Art Monk
Speedy Duncan
Kurt Gouveia...
The only Redskins player I can remember that wore #1 was punter Reggie Roby in the 1993 and 1994 seasons. Surely, there must have been others.