Mariwan (, ; , Merîwan; also Romanized as Persian pronunciation Marīvān) also known as Qal‘eh-ye Marīvān - "Fort Marivan"; formerly, Dezhe Shahpur (Persian: دِژ شاهپور), also Romanized as Dezhe Shāhpūr and Dezhe Shapoor) is a city in and capital of Marivan County, Kurdistan Province, Iran. At the 2006 census, its population was 91,664, in 22,440 families. Before the foundation of the city in 1950s, Marîwan was the name of the region.