Liste des jours fériés en Belgique et au Luxembourg en 2031
| Date | Jour |
|---|---|
| Wednesday 01 January 2031 | Nouvel an |
| Monday 14 April 2031 | Easter monday |
| Thursday 01 May 2031 | Labour Day |
| Thursday 22 May 2031 | Ascension |
| Monday 02 June 2031 | Lundi de Pentecote |
| Monday 21 July 2031 | National Day |
| Friday 15 August 2031 | Assomption |
| Saturday 01 November 2031 | Toussaint |
| Tuesday 11 November 2031 | First Armistice at Compiègne |
| Thursday 25 December 2031 | Noël |
| Date | Jour |
|---|---|
| Wednesday 01 January 2031 | Nouvel an |
| Monday 14 April 2031 | Easter monday |
| Thursday 01 May 2031 | Fête du travail |
| Friday 09 May 2031 | Journée de l'Europe |
| Thursday 22 May 2031 | Ascension |
| Monday 02 June 2031 | Lundi de Pentecote |
| Monday 23 June 2031 | National Day |
| Friday 15 August 2031 | Assomption |
| Saturday 01 November 2031 | Toussaint |
| Thursday 25 December 2031 | Noël |
| Friday 26 December 2031 | St Etienne |