There are 26 public holidays in Iran in 2021. Four of them fall on Friday and seven of them fall on Thursday.
The official weekend holiday in Iran is Friday, although some public and private offices are also closed on Thursdays.
The following is the list of the public holidays in Iran 2021.
| Holiday | Date | Weekday | Note |
|---|---|---|---|
| Martyrdom of Fatimah | Jan 17, 2021 | Sunday | Public Holiday |
| Iranian Revolution | Feb 11, 2021 | Thursday | Public Holiday |
| Birthday of Imam Ali | Feb 25, 2021 | Thursday | Public Holiday |
| Prophet's Ascension | Mar 11, 2021 | Thursday | Public Holiday |
| Oil Nationalization Day | Mar 19, 2021 | Friday | Public Holiday |
| Nowruz | Mar. 21, 2021 | Sunday | Public Holiday |
| Nowruz | Mar. 22, 2021 | Monday | Public Holiday |
| Nowruz | Mar. 23, 2021 | Tuesday | Public Holiday |
| Nowruz | Mar. 24, 2021 | Wednesday | Public Holiday |
| Birthday of Imam Mahdi | Mar 29, 2021 | Monday | Public Holiday |
| Islamic Republic Day | Apr 1, 2021 | Thursday | Public Holiday |
| Martyrdom of Imam Ali | May 3, 2021 | Monday | Public Holiday |
| Eid al-Fitr | May 13, 2021 | Thursday | Public Holiday |
| Eid al-Fitr | May 14, 2021 | Friday | Public Holiday |
| Death of Khomeini | Jun 4, 2021 | Friday | Public Holiday |
| The 15 Khordad Uprising | Jun 5, 2021 | Saturday | Public Holiday |
| Martyrdom of Imam Jafar | Jun 6, 2021 | Sunday | Public Holiday |
| Eid al-Adha | Jul 20, 2021 | Tuesday | Public Holiday |
| Event of Ghadir Khumm | Jul 28, 2021 | Wednesday | Public Holiday |
| Tassoua | Aug 18, 2021 | Wednesday | Public Holiday |
| Ashura | Aug 19, 2021 | Thursday | Public Holiday |
| Arbaeen | Sept 28, 2021 | Tuesday | Public Holiday |
| Demise of Prophet Muhammad and Martyrdom of Imam Hassan | Oct 6, 2021 | Wednesday | Public Holiday |
| Martyrdom of Imam Reza | Oct 7, 2021 | Thursday | Public Holiday |
| Martyrdom of Imam Hasan al-Askari | Oct 15,2021 | Friday | Public Holiday |
| Birthday of Prophet Muhammad and Imam Jafar al-Sadiq | Oct 24, 2021 | Sunday | Public Holiday |
Please also check working days in Iran in 2021.