Kurdish population the figure at 10 to 15 million Kurds in Turkey. Kurds mostly live in Northern Kurdistan, in Southeastern and Eastern Anatolia. But large Kurdish populations can be found in western Turkey due to internal migration. According to Rüstem Erkan, Istanbul is the province with the largest Kurdish population in Turkey. From the 7 million Iranian Kurds, majority who are Sunni. Shia Kurds inhabit Kermanshah Province, except for those parts where people are Jaff, and Ilam Province Province; as well as some parts of Kurdistan, Hamadan and Zanjan provinces. The Kurds of Khorasan Province in northeastern Iran are also adherents of
Circassians in Turkey Circassian as first language, which was roughly 0.2% of the population. Proportionally, these were most numerous in Kayseri (3.2%), Tokat (1.2%) and Kahramanmaraş (1.0). Another 48,621 citizens spoke Circassian as second language. Circassians in Turkey The Circassians in Turkey (East Circassian and West Circassian: Адыгэхэр Тырку, "Adyghexer Tyrku"; ) are one of the largest ethnic minorities in Turkey, with a population between 130,000 and 2 million. The closely related ethnic groups Abazins (10,000) and Abkhazians (39,000) are also often counted among them. Circassians are a Caucasian immigrant people, but the vast majority of them have assimilated to the Turkish language,