The Peene (ˈpeːnə, Piana, literally foam) is a river in Germany. The Westpeene, Kleine Peene and Ostpeene flow into the Kummerower See, and from there as Peene proper to Anklam and into the Oder Lagoon.
The western branch of the Oder River, which separates the island of Usedom from the German mainland, is often also called Peene, but actually is considered a part of the Baltic Sea called Peenestrom. It is one of three channels connecting the Oder Lagoon with the Bay of Pomerania of the Baltic Sea (the other channels being the Świna and the Dziwna).
Major towns on the Peene are: