Revealed: Premier League's Dirtiest Managers! All 20 Managers Rated Accordingly 1

West Ham United v Middlesbrough - Premier League

Aitor Karanka (Middlesbrough):

The newly promoted side have a great manager who is on course to keeping them in the top flight. But Karanka is the dirtiest manager in the league at the moment with a difference of -1.30 between average fouls committed and fouls made by his side.