Theodbert (also ''Theodebert'', ''Theudebert'', ''Theotpert'', and ''Theodo'') ( 685 – c. 719) was the
duke of Bavaria
The following is a list of rulers during the history of Bavaria. Bavaria was ruled by several dukes and Monarch, kings, partitioned and reunited, under several dynasties. Since 1949, Bavaria has been a democratic States of Germany, state in th ...
in some capacity or other from 702 to his death. He was the eldest son of Duke
Theodo of Bavaria
Theodo (about 625 – 11 December c. 716), also known as Theodo V and Theodo II, was the Duke of Bavaria from 670 or, more probably, 680 to his death. It is with Theodo that the well-sourced history of Bavaria begins. He strengthened his duchy ...
and Folchaid. He was first associated with his father as duke in 702, ruling from
Salzburg
Salzburg (, ; literally "Salt-Castle"; bar, Soizbuag, label=Austro-Bavarian) is the fourth-largest city in Austria. In 2020, it had a population of 156,872.
The town is on the site of the Roman settlement of ''Iuvavum''. Salzburg was founded ...
. In 711, his younger brother
Theobald Theobald is a Germanic dithematic name, composed from the elements '' theod-'' "people" and ''bald'' "bold". The name arrived in England with the Normans.
The name occurs in many spelling variations, including Theudebald, Diepold, Theobalt, Tyb ...
was co-ruling as well and his father was making plans for a fourfold division of the duchy on his death. Sometime before 715, the division was given, but whether territorial or
coregent is not known. If the former, the dioceses set up by Theodo probably corresponded to the duchies of his sons. In that scenario, Theodbert probably had his seat at Salzburg, as since 702.
His father did have him swear to always defend
Rupert of Salzburg
Rupert of Salzburg (german: Ruprecht, la, Robertus, Rupertus; 660 – 710 AD) was Bishop of Worms as well as the first Bishop of Salzburg and abbot of St. Peter's in Salzburg. He was a contemporary of the Frankish king Childebert III. Rupe ...
when he transferred the government to Theodbert. Theodbert also provided military help to
Ansprand
Ansprand ( 657 – 712) was king of the Lombards briefly in 712. Before that he was the duke of Asti and regent during the minority of Liutpert (700–701). He was defeated at Novara by Raginpert and exiled during the subsequent war over the suc ...
and
Liutprand in their reconquest of Italy in 712.
After Theodo's death, the four brothers warred with each other, but all were dead by 719 save Grimoald, who thereafter ruled alone until his own death. Theodbert had married
Regintrude Regintrud, also known as Reginlind and Regentrud, (born 660–665,Note: the provided date of birth would be invalid if she is Dagobert I's daughter as he died 639 died 730–740) was probably the wife of Duke Theodbert of Bavaria or of his father Du ...
and had a son and a daughter:
Hugbert, the only grandson of Theodo II, who inherited the duchy united after Grimoald's death, and Guntrude, who married Liutprand.
{{Authority control
680s births
710s deaths
8th-century dukes of Bavaria
Agilolfings
Baiuvarii