Khorasani Turks are a Turkic ethnic group inhabiting part of North Khorasan, Razavi Khorasan and Golestan provinces of Iran, as well as in the neighboring regions of Turkmenistan up to beyond the Amu Darya River and speak Khorasani Turkic. Some can also speak Kurdish due to intermarriages with Khorasani Kurds, and they can also speak Persian as it is the lingua franca of Iran.