Football may be the greatest and most popular sport on the planet, but like any other game it certainly attracts its fair share of undesirables.
That element is not only confined to those hurling abuse from the stands or screaming at the TV screen in bars. It is also on the pitches, in the dugouts and the most powerful seats at the governing bodies.
Here are 10 men from all levels of the game who have helped give the sport a bad name. No doubt you will be able to think of some more, so please feel free to share them below.