The Dolphins were never defeated with Joe Montana as quarterback, regular season or playoffs.
This was due to the fact that Montana never played for the Dolphins.
Joe Montana won four Super bowls
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Four: Super Bowls XVI, XIX, XXIII and XXIV.
Joe Montana started in 4 superbowls.
Joe Montana has played in and won 4 Super Bowls winning the MVP award for the game 3 times.
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joe Montana
4 if I recall right
Three. Montana was MVP of Super Bowls XVI, XIX, and XXIV.