Iranian ethicists

Ibn Sina ( – 22 June 1037), commonly known in the West as Avicenna ( ), was a preeminent philosopher and physician of the Muslim world. He was a seminal figure of the Islamic Golden Age, serving in the courts of various Iranian rulers, and was influential to medieval European medical and Scholastic thought.

Al-Ghazali, ( ( – 19 December 1111), Latinized as Algazelus, was a Shafi'i Sunni Muslim Iranian scholar and polymath. He is known as one of the most prominent and influential jurisconsults, legal theoreticians, muftis, philosophers, theologians, logicians and mystics in Islamic history.

thumbnail|200px|Postage stamp of the USSR, issued on the 1100th anniversary of the birth of Al-Farabi (1975) Abu Nasr Muhammad al-Farabi (; – 14 December 950–12 January 951), known in the Latin West as Alpharabius, was an early Islamic philosopher and music theorist. He has been designated as "Father of Islamic Neoplatonism", and the "Founder of Islamic Political Philosophy".

Persian polymath, physician, chemist and philosopher (854-925)

Persian astronomer (1201–1274)

Persian Seljuk scholar, politician, vizier and court official (1018–1092)

Iranian philosopher