Ṣadr ad-Dīn Muḥammad Shīrāzī, also called Mulla Sadrā (Persian: ملا صدرا; also spelled Molla Sadra, Mollasadra or Sadr-ol-Mote'allehin; Arabic: صدرالمتألهین) (c. 1571/2 – 1640), a Iranian Shia Islamic philosopher, theologian and ‘Ālim who led the Iranian cultural renaissance in the 17th century.