The Lower Oder Valley National Park (German: Nationalpark Unteres Odertal; Polish: Park Krajobrazowy Dolina Dolnej Odry) is a common German-Polish nature reserve. It comprises the western banks of the Oder river within the Uckermark district in Brandenburg as well as the eastern (Polish) banks further north.. The area is 165 km² (Germany 105, Poland 60 km²); together with adjoining nature reserves in Germany and Poland the total area is 1172 km². The park was founded in 1995.

Rare animals in the region include the Black Stork, the Aquatic Warbler, the Corncrake, the European Otter and the European Beaver.