Mehdi-Qoli Mirza Qajar

Mehdi-Qoli Mirza Qajar (Persian: مهدی‌قلی میرزا قاجار), titled Saham al-Mulk (سهام‌الملک) was a prince of the Qajar dynasty, a military leader, and an administrator. He was the son of Mohammad Vali Mirza and a grandson of Fath-Ali Shah Qajar.

Biography Mehdi-Qoli Mirza took part in the Herat campaign, a key military endeavor of the Qajar era, and served as Mir-Akhor (میرآخور; lit. master of the stables) to Morad Mirza, the son of Abbas Mirza. In 1873, he was appointed as the head of Iran's Chaparkhaneh (چاپارخانه; lit.postal system), a vital component of Qajar administrative infrastructure. His governorship was succeeded by Soltan Hossein Mirza Jalal ed-Dowleh, the son of Mass'oud Mirza Zell-e Soltan.

Custodianship of Astan-e Quds Razavi Between 1902–1904, Mehdi-Qoli Mirza held the position of custodian of the Astan-e Quds Razavi, overseeing the administration of the Imam Reza Shrine in Mashhad. His tenure ended with his death in July 1904.

Philanthropy Mehdi-Qoli Mirza donated a substantial portion of his wealth to the Astan-e Quds Razavi, establishing charitable endowments to support the shrine and its associated institutions.