Abū Yaʿqūb Isḥāq ibn Ḥunayn () (c. 830 Baghdad, – c. 910-1) was an influential Arab physician and translator, known for writing the first biography of physicians in the Arabic language. He is also known for his translations of Euclid's Elements and Ptolemy's Almagest. He is the son of the famous translator Hunayn Ibn Ishaq.
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See also Hunayn ibn Ishaq, his father. List of Muslim scientists and scholars