Duke Eric V of Saxe-Lauenburg was a German nobleman who ruled from 1422 until his death in 1470. He was a member of the House of Saxe-Lauenburg, a branch of the larger House of Wettin. His reign was marked by efforts to strengthen his duchy and maintain its independence amid the political complexities of the time. Eric V was known for his diplomatic skills and alliances, which helped stabilize his territory. He also focused on economic development and the welfare of his subjects. His legacy includes contributions to the cultural and political landscape of Northern Germany during the late Middle Ages.