The 2015–16 Luxembourg Cup was the 91st version of the annual knockout tournament.
[1] This season, the Luxembourg Cup was a single elimination knockout tournament contested by 104 teams.
The winner of the cup earned a spot in the Europa League.
Matches which were levelled after regulation went to extra time and then to penalties in order to determine a winner.
[1] Eighteen fourth round matches were played 30–31 October 2015.