Drobeta-Turnu Severin, colloquially Severin, is a city in Mehedinți County, Oltenia, Romania, on the northern bank of the Danube, close to the Iron Gates. It is one of six Romanian county seats lying on the Danube river. "Drobeta" is the name of the ancient Dacian and Roman towns at the site, and the modern town of Turnu Severin received the additional name of Drobeta during Nicolae Ceaușescu's national-communist dictatorship as part of his myth-making efforts.

Mehedinți County is a county of Romania on the border with Serbia and Bulgaria. It is mostly located in the historical province of Oltenia, with one municipality (Orșova) and three communes located in the Banat. The county seat is Drobeta-Turnu Severin.