Muhammad Baqir al-Sadr (Arabic: آية الله العظمى السيد محمد باقر الصدر) (March 1, 1935
– April 9, 1980) was an IraqiShia cleric, philosopher, and ideological founder
of the Islamic Dawa Party, born in al-Kazimiya, Iraq. He was father-in-law to
Muqtada al-Sadr, a cousin of Muhammad Sadeq al-Sadr and Imam Musa as-Sadr. His
father Haydar al-Sadr was a well-respected high-ranking Shi'a cleric. His
lineage can be traced back to Muhammad, through the seventh Shia Imam, Musa
al-Kazim. Muhammad Baqir Al-Sadr was executed in 1980 by the Saddam Hussein
regime.