Thursday, 3 September 2026
Celebrates San Marino's patron saint and the traditional founding of the republic in AD 301.
Also known as
- San Marino National Day
- San Marino Republic Day
Frequently asked questions
- When is Feast of Saint Marinus and Foundation of the Republic Day 2026?
- Feast of Saint Marinus and Foundation of the Republic Day 2026 is on Thursday, 3 September 2026.
- What day of the week is Feast of Saint Marinus and Foundation of the Republic Day 2026?
- It falls on Thursday.
- How is Feast of Saint Marinus and Foundation of the Republic Day calculated?
- This event is observed every year on 3 September.