The Lak is one of the southern tribes among the other Kurd tribes of Iran. The nomads with the Lorestan nationality divided in two parts: the Lak and the Lur.
These two parts are a little different in some cases such as: accent, traditions, customs and some religious views. The Lak inhabit in the western and northern parts of Lorestan province, the east of Kermanshah province, the north of Ilam province and the south of Hamedan province.
The Lak in south of Hamedan, Nahavand and Malayer is ordinarily called as the Lur. A rich written culture is one of the characteristics of the Lak.