The 2003–04 Slovak Cup was the 35th season of Slovakia's annual knock-out cup competition[1] and the eleventh since the independence of Slovakia.
It began on 26 August 2003 with the matches of first round and ended on 8 May 2004 with the final.
The winners of the competition earned a place in the second qualifying round of the UEFA Cup.
Matador Púchov were the defending champions.
The match Steel Trans Ličartovce – MFK Ružomberok was played on 26 August 2003 and the thirteen games were played on 2 and 3 September 2003.