Nāwa-I-Barakzāyi District ( /) is an administrative district in Helmand Province, Afghanistan located south of the provincial capital of Lashkar Gah along the Helmand River. It is bordered by the districts of Lashkar Gah, Nad Ali, Garmsir, and Rig, as well as the provinces of Nimruz and Kandahar. It falls within the area known as Pashtunistan, (land of the Pashtuns), an area comprising most of southeast Afghanistan and northwest Pakistan. The dominant language is Pashto and many of the 89,000 residents practice the traditional code of Pashtunwali. Nawa-I-Barakzayi's name reflects the dominant Pashtun tribe in the district, the Barakzai. Prior to the 1970s, it was called Shamalan after a small village at the south end of the district