Hugh de Lotharingia
Hugh de Lotharingia or Hugh of Lotharingia (ca. 850/855 - 895) was a Frankish royal family of the Carolingian dynasty. He was the illegitimate son of Lothar II and his concubine Waldrada. He was the grandson of Lothar I. His title was Count of Lotharingia and Duke of Alsace.
In early years, his father was appointed as Count of Lotharingia also. In 865, he was appointed to duke of Alsace. In 869, Lothar II's death, he was demand to Lotharingia king, but West Franks Charles II the Bald and East Frank Louis II the Germans took to dismemberment.