Royan (; formerly, ‘Alamdeh) is a city in the Central District of Nur County, in Mazandaran Province of northern Iran. Royan is located on the southern Caspian Sea coast. At the 2006 census, its population was 6,339, in 1,708 families. References External links Cities in Mazandaran Province Populated places in Nur County Populated coastal places in Iran Populated places on the Caspian Sea