Aitor Karanka wins it, so let the curse come back.
http://www.football-league.co.uk/news/article/2015/aitor-karanka-named-sky-bet-championship-manager-of-the-month-2734369.aspx
Steve Clarke (Reading FC - Official)
Paul Clement (Derby County)
Chris Hughton (Brighton & Hove Albion FC)
Aitor Karanka (Middlesbrough FC)
The curse didn't work following Hughton's award for August, so I hope he wins again.