Mahmud Gazag (Persian: محمودگزگ, also Romanized as Maḩmūd Gazag; also known as Maḩmūd Gazak) is a village in Amirabad Rural District, Muchesh District, Kamyaran County, Kurdistan Province, Iran. At the 2006 census, its population was 248, in 53 families. The village is populated by Kurds.