Theutbald I, bishop of Langres

Theutbald I was the bishop of Langres from when he was elected to succeed Alberic until his death. He is first securely attested as bishop in 842. He may have belonged to the same Bavarian family that had dominated the episcopate of Langres since 769.

The Diocese of Langres is a Latin Church diocese of the Catholic Church comprising the département of Haute-Marne in France.