Qasem Beygi (Persian: قاسم بيگي, also Romanized as Qāsem Beygī and Qāsem Begī; also known as ʿAlīdād) is a village in Kuhdasht-e Shomali Rural District, in the Central District of Kuhdasht County, Lorestan Province, Iran. At the 2006 census, its population was 70, in 13 families.