Abu al-Fadl or Abu'l-Fadl (Arabic: ابو الفضل) is an Arabic male given name which also occurs in place-names. It means father of virtue. It is variously transliterated as Abu'l-Fadl, Abu'l-Fazl, Abul Fazal etc. It is also used in Iran and Azerbaijan, usually in the form of Abolfazl, or Abulfaz. Most famously, this is an epithet Abbas ibn Ali, who is highly revered in Islam for his loyalty towards his brother Husayn ibn Ali during the Battle of Karbala.
It may refer to: