奥羽越列藩同盟
was a late-Edo period Japanese samurai, and the 13th "daimyō" of Sendai Domain in the Tōhoku region of northern Japan, the 29th hereditary chieftain of the Date clan. He is known primarily for his role as commander-in-chief of the Ōuetsu Reppan Dōmei during the Boshin War of the Meiji Restoration.