Umāma bint Abī al-ʿĀṣ ibn al-Rabīʿ, was a granddaughter of the Islamic prophet Muhammad and Khadija, via their daughter Zaynab, and is thus also known as Umāma bint Zaynab. Muhammad was her maternal grandfather, and thus she is a member of his Ahl al-Bayt. She is also numbered among the Companions of the Prophet.