GREIFENHAGEN, a town in the Prussian province of Pomerania, on the Reglitz, 12 M. S.S.W. of Stettin by rail. Pop. Greifenhagen, built in 123o, was raised to the rank of a town and fortified about 125o. In 1679 it came into the possession of Brandenburg. Its prosperity depends chiefly on agriculture and it has a considerable trade in cattle. There are also felt manufactures and saw mills.