Subnational or sub-national may refer to:
Administrative division, all administrative divisions are under the national level Subnational legislature, a type of regional legislature, under the national level Subnational state, a type of state, under the national level Subnational diplomacy, a form of diplomacy, under the national level Subnational flag, a flag of an entity under the national level
See also Supranational (disambiguation) International (disambiguation) Multinational (disambiguation) Transnational (disambiguation) National (disambiguation)