Compiègne is a commune in the Oise department in northern France. It is located on the river Oise. Its inhabitants are called Compiégnois.

Oise is a department in the north of France. It is named after the river Oise. Inhabitants of the department are called Oisiens or Isariens, after the Latin name for the river, Isara. It had a population of 829,419 in 2019.