Public holidays
1666, France, Mayotte
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1666 | Jour de l'An |
| 2 | Monday, 19 April 1666 | Lundi de Pâques |
| 3 | Thursday, 27 May 1666 | Jeudi de l'Ascension |
| 4 | Monday, 7 June 1666 | Lundi de la Pentecôte |
| 5 | Sunday, 15 August 1666 | Fête de l'Assomption |
| 6 | Monday, 1 November 1666 | Fête de la Toussaint |
| 7 | Saturday, 25 December 1666 | Noël |