Ems-Supérieur (German: Ober-Ems) was the name of a département of the First French Empire in present Germany. It was named after the river Ems. It was formed in 1811, when the region was annexed by France. Its territory was part of the present German lands Lower Saxony and North Rhine-Westphalia. Its capital was Osnabrück. The département was subdivided into the following arrondissements and cantons (situation in 1812):
- Osnabrück, cantons: Bramsche, Dissen, Bad Essen, Bad Iburg, Lengerich, Melle, Osnabrück (3 cantons), Ostbevern, Ostercappeln, Tecklenburg and Versmold.
- Minden, cantons: Petershagen, Bünde, Enger, Levern, Lübbecke, Minden, Quernheim, Rahden, Uchte and Werther.
- Quakenbrück, cantons: Ankum, Cloppenburg, Diepholz, Dinklage, Friesoythe, Löningen, Quakenbrück, Vechta, Vörden and Wildeshausen.
- Lingen, cantons: Bevergern, Freren, Fürstenau, Haselünne, Ibbenbüren, Lingen, Meppen, Papenburg and Sögel.
Its population in 1812 was 415,018.
After Napoleon was defeated in 1814, most of the département became part of the Kingdom of Hanover.
Coordinates: 52°29′34.13″N 7°51′18.81″E / 52.4928139°N 7.8552250°E