Sadr al-Din

• Sadr al-Din al-Qunawi, Persian Sufi writer
• Sadr al-Dīn Mūsā, leader of the Safaviya order
• Sadr ad-Dīn Abu'l Ḥasan ʿAlī Ibn Abi al-Izz, Syrian Sunni Hanafi jurist and theologian
• Pir Sadardin, Persian founder of Khoja Ismaili sect
• Sheikh Sadruddin, Jagirdar of Maler in India
• Ṣadr ad-Dīn Muḥammad Shīrāzī, or just Mulla Sadra, Persian Shia Islamic philosopher
• Sadruddin Khan Azurda Dehlawi, Indian Islamic scholar
• Sadreddin Nizamettinovich Maksudov, or Sadri Maksudi Arsal, Tatar and Turkish statesman
• Sadriddin Ayni, Tajik poet, journalist, historian
• Sadr al-Din bin Saleh, Twelver Shi'a religious scholar
• Sadr al-Din al-Sadr Iraqi ayatollah
• Sadruddin Islahi, Indian poet and activist
• Mehmet Sadrettin Alışık, or just Sadri Alışık, Turkish film actor
• Prince Sadruddin Aga Khan, French Muslim United Nations official
• Ali Sadreddine Bayanouni, Syrian active in the Muslim Brotherhood
• Saddaruddin Hashwani, Pakistani businessman
• Sadruddin Mohammad Hossain, former chief of the Bangladesh Air Force