معاوية بن أبي سفيان
He was the son of Abbas ibn Abd al-Muttalib, an uncle of the Muhammad, and a nephew of Maymunah bint al-Harith, who later became Muhammad's wife. During the early struggles for the caliphate he supported Ali, and was made governor of Basra. He withdrew to Mecca shortly afterwards. During the reign of Muawiyah I he lived in Hejaz and travelled to Damascus often. After Muawiyah I died he fled to at-Ta'if, where he died in around 687 CE.