Oulu is a city in North Ostrobothnia, Finland.
Oulu may also refer to:
Places Finland Oulu (parliamentary electoral district) Oulu Airport Oulu Province, one of the provinces of Finland (Oulun lääni/Uleåborgs län) Oulu railway station Oulujärvi, a lake Oulujoki, a river Port of Oulu University of Oulu, a university located in Oulu
United States Oulu, Wisconsin, a town Oulu (community), Wisconsin, an unincorporated community
Other uses 1512 Oulu (1939 FE), an asteroid