Willem (Wim) Cool (born 12 February 1943, Gieten) is a Dutch business consultant, mediator and politician.
Cool became national news because he made a mistake during the 2011 Dutch Senate election.
As a result, his vote was declared invalid and Democrats 66 missed a seat in the new Senate.
His mistake was in favour of the Socialist Party (SP) which gained an extra seat.
[3] Wim Cool lives in Hauwert, which is a town in the municipality of Medemblik.