Abdol-Hamid Heyrat Sajjadi (in Persian: سید عبدالحمید حیرت سجادی) is a notable Iranian scholar, researcher, literary figure and historian.
He studied Persian literature and history and got a PhD degree in theology from Tehran University. He is known for his works on Iranian culture. His historical photo collection from Kurdistan is one of the biggest photo collection of this kind in Iran.
His father, Mohammad Baqer Heyrat Sajjadi, was the founder of first modern schools in Kurdistan.