Public holidays
1661, Perú
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1661 | Año Nuevo |
| 2 | Thursday, 14 April 1661 | Jueves Santo |
| 3 | Friday, 15 April 1661 | Viernes Santo |
| 4 | Sunday, 1 May 1661 | Día del Trabajo |
| 5 | Tuesday, 7 June 1661 | Batalla de Arica y Día de la Bandera |
| 6 | Wednesday, 29 June 1661 | Día de San Pedro y San Pablo |
| 7 | Saturday, 23 July 1661 | Día de la Fuerza Aérea |
| 8 | Thursday, 28 July 1661 | Día de la Independencia |
| 9 | Friday, 29 July 1661 | Día de la Independencia |
| 10 | Saturday, 6 August 1661 | Batalla de Junin |
| 11 | Tuesday, 30 August 1661 | Día de Santa Rosa de Lima |
| 12 | Saturday, 8 October 1661 | Combate de Angamos |
| 13 | Tuesday, 1 November 1661 | Día de Todos los Santos |
| 14 | Thursday, 8 December 1661 | Día de la Inmaculada Concepción |
| 15 | Friday, 9 December 1661 | Batalla de Ayacucho |
| 16 | Sunday, 25 December 1661 | Navidad |