Abbas ibn Abdul-Muttalib

Al-Abbas ibn Abdul-Muttalib (566-653 CE) was the paternal uncle of Prophet Muhammad and the progenitor of the Abbasid dynasty that would later rule the Muslim world for over five centuries. A prominent member of the Banu Hashim clan of the Quraysh, Abbas was a wealthy merchant involved in the trade caravans and the management of the Zamzam well in Mecca, a position of great honor.

The exact timing of Abbas's conversion to Islam is debated among scholars. Some narrations indicate he secretly accepted Islam before the conquest of Mecca and served as the Prophet's informant within the Quraysh, while others date his public conversion to the conquest of Mecca in 8 AH. Regardless, the Prophet held his uncle in high esteem and instructed Muslims to honor him. Abbas participated in the Battle of Hunayn and was present at the Prophet's side during critical moments.

After the Prophet's death, Abbas played an important role in the political affairs of the Muslim community. He was respected by the Rightly-Guided Caliphs and consulted on matters of governance. He died in Medina around 653 CE and was buried in the Baqi cemetery. His descendants, through his son Abdullah ibn Abbas, established the Abbasid Caliphate in 750 CE, which presided over the Islamic Golden Age from its capital in Baghdad.