Public holidays
1661, España, Festivos nacionales
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1661 | New Year's Day |
| 2 | Thursday, 6 January 1661 | Epiphany of the Lord |
| 3 | Friday, 15 April 1661 | Good Friday |
| 4 | Sunday, 1 May 1661 | Labour Day |
| 5 | Monday, 15 August 1661 | Assumption of the Virgin Mary |
| 6 | Tuesday, 1 November 1661 | All Saints' Day |
| 7 | Tuesday, 6 December 1661 | Spanish Constitution Day |
| 8 | Thursday, 8 December 1661 | Immaculate Conception |
| 9 | Sunday, 25 December 1661 | Nativity of the Lord |