2018–19 Luxembourg National Division

The 2018–19 Luxembourg National Division will be the 105th season of top-flight association football in Luxembourg. The season will begin on 5 August 2018 and will end on 19 May 2019.

F91 Dudelange are the defending champions from the previous season.

Teams
Rodange 91 and Esch were relegated at the end of the previous season. Etzella Ettelbruck and Rumelange will join the league this season after earning promotion from the Luxembourg Division of Honour.