Al-Khalil ibn Ahmad al-Farahidi

Full name: 
Abu ‘Abd ar-Raḥmān al-Khalīl ibn Aḥmad ibn ‘Amr ibn Tammām al-Farāhīdī al-Azdī al-Yaḥmadī
Arabic name: 
أبو عبد الرحمن الخليل بن أحمد الفراهيدي
Date of birth: 
718
Date of death: 

Al-Khalil ibn Ahmad al-Farahidi was a writer and philologist from southern Arabia (modern day Oman) who compiled the first dictionary of the Arabic language, the Kitab al-Ayn.