Harsin is a city in the Central District of Harsin County, Kermanshah province, Iran, serving as capital of both the county and the district. H…Harsin is a city in the Central District of Harsin County, Kermanshah province, Iran, serving as capital of both the county and the district. Harsin was founded in 550 BC. The city is populated by different Kurdish tribes including the Osmanvand and the Jalalvand who speak Laki.