Murzuq (Arabic: مرزق Murzuq) is a districts of Libya 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.
To the southeast, Murzuq borders the Bourkou-Ennedi-Tibesti Region of Chad, and to the southwest it borders the Agadez Department of Niger. The border crossing to Niger is at Tumu. Domestically, it borders Ghat in the west, Wadi al Hayaa in northwest, west of Sabha, Sabha in northwest, east of Wadi Al Hayaa, Jufra in north and Kufra in the east.