Dumnorix was a chieftain of the Aedui, a Celtic tribe in Gaul in the 1st century B.C. He was the younger brother of Divitiacus, the Aedui druid and statesman.
The Aedui chief Dumnorix, Museum of Celtic Civilization, Bibracte
The Sequani were a Gallic people of eastern Gaul during the Iron Age and the Roman period, in what is now the Franche-Comté region of eastern France. Their chief stronghold was the oppidum of Vesontio