Some achieve greatness, others have it thrust upon them.

This saying is particularly true when it comes to certain Super Bowl-winning head coaches.

There have been many coaching greats of the game, Vince Lombardi, Don Shula, Bill Walsh, Bill Belichick to name a few.

There have been some that have had a bit of luck fall their way and perhaps should not be mentioned on the same page as the list above. Of course the list is a short one with only 27 coaches having won the big game.

So with that in mind, who are the five least deserving Super Bowl-winning coaches of all time? Read on to find out.