He technically didn't win any he won 10 league championships equivalent to a Super Bowl but before the Super Bowl was created.
6 Super Bowls
They have gone to 6 super bowls
The Redskins won 3 super bowls
he has appeared in 4 Super Bowls
they have been to 3 super bowls
Joe Montana won four Super bowls
3, Super Bowls 36,38, and 39
The Raiders have won three Super Bowls.
Two ... Super Bowls XXI and XXII (both losses) and Super Bowls XXXII and XXXIII (both wins).
How many football Super Bowls had been held in 1981
Two ... Super Bowls XXI and XXII (both losses) and Super Bowls XXXII and XXXIII (both wins).
They won 4 or 5 super bowls