-Islamic New Year 1 Muḥarram
-Day of Ashura 10 Muḥarram
-Arba'een (Shia Observance)[a] 20 Ṣafar
-Mawlid an-Nabī[b] 12 Rabī‘ al-Awwal (Sunnis)
-17 Rabī‘ al-Awwal (Shias)
-Birthday of ‘Alī ibn Abī Ṭālib[a] 13 Rajab
-Laylat al-Mi'raj 27 Rajab
-Laylat al-Bara'at 15 Sha‘bān
-Birthday of Muhammad al-Mahdī (Shia Observance)[d] 15 Sha‘bān
-First day of Ramaḍān 1 Ramaḍān
-Laylat al-Qadr 19, 21, 23, 25, 27, or 29 Ramaḍān
-Chaand Raat (Last Night of Ramadan)[f] 29 or 30 Ramaḍān
-Eid al-Fitr (First Day after Ramadan) 1 Shawwāl
-Hajj 8–13 Dhū al-Ḥijja
/Day of Arafah 9 Dhū al-Ḥijja
-Eid al-Adha 10 Dhū al-Ḥijja
-Eid al-Ghadeer (Shia Observance)[a] 18 Dhū al-Ḥijja