Priozersk (Russian: Приозе́рск, known before 1948 in Finnish as Käkisalmi (Swedish: Kexholm) is a town and the administrative center of Priozersky District in Leningrad Oblast, Russia, located at the northwestern shore of Lake Ladoga, at the estuary of the northern armlet of the Vuoksi River on the Karelian Isthmus. It is served by a station of the same name on the St. Petersburg—Khiytola railway.