A Sedan is a type of car, see sedan (car).

The name is borrowed from a much older conveyance, the sedan chair.

Sedan is also the name of several places in the world:

• Sedan, sous-préfecture of the Ardennes département, in France, where the Battle of Sedan occurred in 1870
• Sedan, Kansas, USA
• Sedan, Minnesota, USA

Sedan was also the name of a plowshare nuclear test conducted by the United States at its Nevada Test Site in 1962 which resulted in a massive crater:

• Sedan (nuclear test)