Laylā bint Abī Murrah ibn ʿUrwah ibn Masʿūd al-Thaqafī (), also known as Umm Laylā (), was a wife of Husayn ibn Ali and the mother of Ali al-Akbar and Fatima al-Sughra. She was the niece of Mu'awiya ibn Abi Sufyan. Her grandfather Urwah ibn Mas'ud was considered by Muhammad as one of the four chiefs of Islam.Shaykh Abbas Qummi. Nafasul Mahmoom. p.269. Allamah Mamqani counts her as one of the female narrators of traditions.
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