Lothair II was the king of Lotharingia from 855 until his death in 869. He was the second son of Emperor Lothair I and Ermengarde of Tours. He was married to Teutberga, daughter of Boso the Elder.
Seal of Lothair II
Lothair I was a 9th-century Carolingian emperor and king of Italy (818–855) and Middle Francia (843–855).
Lothair I in the Gospels of Lothair, c. 849–851, now located in the Bibliothèque nationale de France
Carolingian denier of Lothair I, struck in Dorestad (Middle Francia) after 850
Kingdom of Bavaria
Medallion portrait presumed to be of Lothair, from the binding of the Lothaire Psalter in the British Library