Public holidays
1666, España, Cataluña
| # | Date | Public holiday |
|---|---|---|
| 1 | Friday, 1 January 1666 | Año Nuevo |
| 2 | Wednesday, 6 January 1666 | Epifanía del Señor |
| 3 | Friday, 16 April 1666 | Viernes Santo |
| 4 | Monday, 19 April 1666 | Lunes de Pascua |
| 5 | Saturday, 1 May 1666 | Fiesta del Trabajo |
| 6 | Thursday, 24 June 1666 | San Juan |
| 7 | Sunday, 15 August 1666 | Asuncíon de la Virgen |
| 8 | Saturday, 11 September 1666 | Día de Cataluña |
| 9 | Tuesday, 12 October 1666 | Fiesta nacional de España |
| 10 | Monday, 1 November 1666 | Todos los Santos |
| 11 | Monday, 6 December 1666 | Día de la Constitución Española |
| 12 | Wednesday, 8 December 1666 | Immaculada Concepcíon |
| 13 | Saturday, 25 December 1666 | Día de Navidad |
| 14 | Sunday, 26 December 1666 | San Esteban |