Abū Ja'far Aḥmad ibn Yaḥyā ibn Aḥmad ibn 'Amirah al-Dhabbī (Arabic: أبو جعفر أحمد بن يحيى بن أحمد بن عميرة الضبيّ) an historian and encyclopedist-biographer of al-Andalus who lived at the end of the twelfth-century during the period of Islamic hegemony in Spain.