The 2012–13 Luxembourg Cup was the 88th season of Luxembourg's annual football cup competition. It began on 2 September 2012 with Round 1 and ended on 17 May 2013 with the Final. The winners of the competition will qualify for the first qualifying round of the 2013–14 UEFA Europa League. F91 Dudelange are the defending champions, having won their fifth cup title last season.