Al-Daylami or al-Dailami () is a nisba indicating a Dailamite or a person from Daylam. It may refer to:
- Fayruz al-Daylami companion of the Islamic prophet Muhammad.
- Nafi Mawla Ibn Umar, Tabi'un scholar and narrator of Hadith
- Muta of Daylam, king of Daylam
- John of Dailam, 7th-century East Syriac Christian saint and monk
- Al-Farra', 8/9th-century Kufan scholar
- Imad al-Dawla Daylami, founder of the Buyid dynasty (r. 934âÂÂ949)
- 'Adud al-Dawla Daylami, emir of the Buyid dynasty (r. 949âÂÂ983)
- Abu'l-Fath an-Nasir ad-Dailami, Zaidi imam in Yemen (r. 1038âÂÂ1053)
- Abu'l-Hasan Mihyar al-Daylami 11th-century Arabic-language poet
- AbÃ
« Maná¹£Ã
«r al-Daylamë, 12th-century Islamic scholar and author of Musnad al-Firdous
- Malek Deylami, 16th century scrivener and calligrapher
- Kushyar Daylami, (971âÂÂ1029; a.k.a. KÃ
«shyÃÂr Daylami), Persian astronomer