Abd al-Aziz ibn Umar ibn Abd al-Aziz () was the son of Umayyad caliph Umar II and governor of Medina from 744 to 747.
Abd al-Aziz was the son of Umar ibn Abd al-Aziz. He was named after his grandfather Abd al-Aziz ibn Marwan.
His father became caliph in 717 and ruled until his death in 720. He was succeeded by his cousin and brother-in-law Yazid II.
In 744 Abd al-Aziz was appointed as governor of Medina by caliph Yazid ibn al-Walid.
Abd al-Aziz remained as governor of Medina until he was dismissed by Marwan II and was replaced by his cousin Abd al-Wahid ibn Sulayman in 747.