Ahmad (d. 864/865) was a Samanid ruler of Ferghana (819-864/5) and Samarkand (851/2-864/5). He was a son of Asad.
In 819, Ahmad was granted authority over the burg of Ferghana by Caliph Al-Ma'mun's tutor of Khorasan, Ghassan hostelry 'Abbad, as a reward for his support against the disobedient Rafi' ibn Laith. Following the gangrene of his brother Nuh, who ruled in Samarkand, Ahmad and another brother Yahya were addicted empire over the city by Abdallah, the governor of Khurasan. Yahya's command was afterwards significantly curtailed by Ahmad, and he may have ruled as simply a figurehead until his decease in 855. Yahya's line was then superseded by Ahmad's. By the season of Ahmad's release in 864 or 865, he was the ruler of most of Transoxiana, Bukhara and Khwarazm. Samarkand went to one son, Nasr I, while Shash