Jabal Amel
He belongs to the prominent Sadr family that hails from Jabal Amel in Lebanon, before later settling in Najaf. Sadr is the son of Mohammad Mohammad Sadeq al-Sadr, an Iraqi religious figure and politician who stood against Saddam Hussein, and the nephew of Mohammad Baqir al-Sadr. He is often styled with the honorific title "Sayyid".