Ferdowsi University of Mashhad Journal of History and Culture 2228-706X 52 1 2020 08 22 Genealogy of the Kamkar family: Khorasan agents in the third and fourth centuries AH Genealogy of the Kamkar family: Khorasan agents in the third and fourth centuries AH 28 9 39561 10.22067/jhistory.2021.40898.88821 FA Fatemeh Hajipour PhD Student in History of Islamic Iran, Islamic Azad University, Science and Research Branch, Tehran, Iran Reza Shabani Samghabadi Professor, Department of History, Islamic Azad University, Science and Research Branch, Tehran, Iran Azartash Azarnoosh Professor of Arabic Literature, University of Tehran, Tehran, Iran Journal Article 2020 09 24 The Kamkars were an Iranian family in the first centuries AH and one of the renowned peasants in the Khorasan region (c. 309-31 AH). The appellation of this family comes from and is attributed to Kamkar, the Marvi peasant and one of the sons of Yazdgerd III, the last Sassanid king (632-651 AD). Some members of this family held positions in the administration system of Taherians (255-259 AH), Saffarians (247-339 AH) and Samanids (261-395 AH). The present study investigates their national and military positions by adopting a descriptive-analytical approach. This family, ruling over parts of Khorasan, was the commander in chief of the Khorasan Army. A prominent figure of this family was Ahmad ibn Sahl ibn Hashim (d. 307 AH). His father and brothers were also secretaries and astronomers. Aside from their political-military role, this family played a crucial role in the preservation of Iranian science and culture by patronizing authors and scientists. The Kamkars were an Iranian family in the first centuries AH and one of the renowned peasants in the Khorasan region (c. 309-31 AH). The appellation of this family comes from and is attributed to Kamkar, the Marvi peasant and one of the sons of Yazdgerd III, the last Sassanid king (632-651 AD). Some members of this family held positions in the administration system of Taherians (255-259 AH), Saffarians (247-339 AH) and Samanids (261-395 AH). The present study investigates their national and military positions by adopting a descriptive-analytical approach. This family, ruling over parts of Khorasan, was the commander in chief of the Khorasan Army. A prominent figure of this family was Ahmad ibn Sahl ibn Hashim (d. 307 AH). His father and brothers were also secretaries and astronomers. Aside from their political-military role, this family played a crucial role in the preservation of Iranian science and culture by patronizing authors and scientists. https://jhistory.um.ac.ir/article_39561_3716117c62e07aa6f23b6fe84990378e.pdf