Cedynia [t͡sɛˈdɨɲa] (German: Zehden) is a town in Poland, in West Pomeranian Voivodeship, in Gryfino County. It lies close to the Oder River, near the border with Germany, and is the westernmost town in Poland. (Osinów Dolny lies 6 km even further to the west, right on the German border, but is classified as a village.) It has 1,639 inhabitants (2006).