Aliyah was the only Abbasid princess in the Caliphate's history who had relation by birth with both Caliphal dynasties; cadet branch of Umayyads and ruling dynasty of Abbasids.
She was born to an Umayyad woman named Aliyah al-Umayya.
[1] He was also connected to the ruling line by his marriage to Aliyah bint al-Mansur.
Aliyah was contemporary to several Abbasid caliphs; her brother al-Mahdi, her two nephews Musa al-Hadi and Harun al-Rashid.
She was contemporary and related to several Abbasid caliphs, princes and princesses.