The Flag of Uckermark is a heraldic banner representing the historical region of Uckermark, located in northeastern Brandenburg, Germany. It is not an official flag but rather a symbol used by local associations and organizations to celebrate the region's heritage. The design consists of three horizontal stripes in the colors of red, white, and blue, with the arms of the Lwenmark (Lion's Mark) coat of arms placed centrally on the white stripe. The flag reflects the area's rich history dating back to the Middle Ages and emphasizes its connections to Brandenburg.