Kołobrzeg, city, Zachodniopomorskie województwo northwestern Poland. It lies at the mouth of the Parsęta River on the Baltic Sea. It is a port and health spa, with its economy relying on fishing and tourism.
Founded as a Slavic stronghold in the 8th century, Kołobrzeg was incorporated as Polish territory in the 10th century. It originally lay a short distance south of the present site on the Parsęta. The first church in western Pomorze (Pomerania) was built there. Kołobrzeg became an important commercial centre during the 13th century.