The 2008–09 Slovak Cup was the 40th season of Slovakia's annual knock-out cup competition[1] and the sixteenth since the independence of Slovakia. It began on 5 August 2008 the matches of first round and ended on 20 May 2009 with the final. The winners of the competition earned a place in the third qualifying round of the UEFA Europa League. Artmedia Petržalka were the defending champions.
The first legs were played on 21 and 22 October 2008 with the exception of Žilina – Slovan, which was played on 4 March 2009. The second legs were played on 4 November 2008 with the exception of Slovan – Žilina, which was played on 18 March 2009.