a city on the Motala River in eastern Sweden, in the county (län) of Östergötland, between Lake Glan and the Bråviken Fjord of the Baltic Sea. Population, 115,800 (1971).
Norrköping is a large port, which handled about 3.5 million tons of freight in 1972. Founded in the 14th century, it is an old manufacturing center, dominated by textile and paper production and by metalworking. The rubber, electronics, radio electronics, and chemicals industries are rapidly developing.