Qatrun, Al Katrun, Gatrone, or Al Gatrun is a village in the Murzuq District in southern Libya on the main road to Chad and Niger. It has a filling station and a Niger consulate office is located there. When the border checkpoint 310 kilometres south at Tumu is closed, travelers crossing into Libya from Niger report in at Qatrun.

Murzuq is one of the districts of Libya. It is in the south of the country. Its capital is Murzuk. The city was occupied by the Ottoman Empire in 1578 and served as the capital of Fezzan off and on until the Ottomans ceded Libya to Italy in 1912. It was not occupied by the Italians until 1914.