Sayyida Ruqayya bint Ali
Sayyida Ruqayyah was a daughter of Ali ibn Abi Talib an ‘Alid saint, her mother being one of the wives of the Caliph Ali ibn Abi Talib who married Muhammad's daughter Fatimah. She is real sister of Abbas ibn Ali, traditionally considered to be a patron saint of Cairo. Her mashhad is still used as an oratory where vows and intercessionary prayers to her are offered.
