Bitche ( German and Lorraine Franconian : ) is a commune in the Moselle department of the Alsace-Champagne-Ardenne-Lorraine administrative region in north-eastern France. It is the Pays de Bitche's capital city and the seat of the canton of Bitche and the communauté de communes du Pays de Bitche.
The town belongs to the Northern Vosges Regional Nature Park and is rated 4-flowers at the towns and villages in bloom competition. As of the 2013 France census, the town's population is 5,225. The inhabitants of the commune are known as Bitchois and Bitchoises.
The town is known for its large citadel originating from a castle built at the beginning of the 13th century. The fortress is infamous for its heroic resistance during the Franco-Prussian War. Louis-Casimir Teyssier, its commander and chief, held the place for about 8 months with 3,000 men against about 20,000 Prussian and Bavarian soldiers until the French government ordered him to surrender after the ceasefire in . The town became German after that date, all the way until the end of the First World War, where it was given back to France. During the Second World War, it was shortly annexed again by the Third German Reich (-).