:''See Sigeberht II of Essex for the Saxon ruler by that name.'' Sigebert II (601–613) or Sigisbert II, was the illegitimate son of

Theuderic II Theuderic II (also spelled Theuderich, Theoderic or Theodoric; in French, ''Thierry'') ( 587–613), king of Burgundy (595–613) and Austrasia (612–613), was the second son of Childebert II. At his father's death in 595, he received Guntram's ...

, from whom he inherited the kingdoms of

Burgundy Burgundy ( ; ; Burgundian: ''Bregogne'') is a historical territory and former administrative region and province of east-central France. The province was once home to the Dukes of Burgundy from the early 11th until the late 15th century. ...

and

Austrasia Austrasia was the northeastern kingdom within the core of the Francia, Frankish Empire during the Early Middle Ages, centring on the Meuse, Middle Rhine and the Moselle rivers. It included the original Frankish-ruled territories within what had ...

in 613. However, he fell under the influence of his great-grandmother, Brunhilda. Warnachar,

mayor of the palace Under the Merovingian dynasty, the mayor of the palace or majordomo, ( or ) was the manager of the household of the Frankish king. He was the head of the Merovingian administrative ladder and orchestrated the operation of the entire court. He ...

of Austrasia had Sigebert brought before a national assembly, where he was proclaimed king by the nobles over both his father's kingdoms. However, when the kingdom was invaded by

Clotaire II Chlothar II, sometimes called "the Young" (French language, French: le Jeune), (May/June 584 – 18 October 629) was king of the Franks, ruling Neustria (584–629), Kingdom of Burgundy, Burgundy (613–629) and Austrasia (613–623). The son of ...

Neustria Neustria was the western part of the Kingdom of the Franks during the Early Middle Ages, in contrast to the eastern Frankish kingdom, Austrasia. It initially included land between the Loire and the Silva Carbonaria, in the north of present-day ...

, Warnachar and Rado, mayor of the palace of Burgundy, betrayed Sigebert and Brunhilda and joined with Clotaire, recognising Clotaire as rightful regent and guardian of Sigebert and ordering the army not to oppose the Neustrians. Brunhilda and Sigebert met Clotaire's army on the

Aisne Aisne ( , ; ; ) is a French departments of France, department in the Hauts-de-France region of northern France. It is named after the river Aisne (river), Aisne. In 2020, it had a population of 529,374. Geography The department borders No ...

, but the Patrician Aletheus, Duke Rocco, and Duke Sigvald deserted her host and Brunhilda and Sigebert were forced to flee, before being taken by Clotaire's men at

Lake Neuchâtel Lake Neuchâtel ( ; ; ) is a lake primarily in Romandy, the French-speaking part of Switzerland. The lake lies mainly in the canton of Neuchâtel, but is also shared by the cantons of Vaud, Fribourg, and Bern. It comprises one of the lakes in th ...

. Brunhilda, little Sigebert and Sigebert's younger brother Corbo were executed by Clotaire's orders,Oman, Charles. ''The Dark Ages, 476-918'', Rivingtons, 1908, p. 174
/ref> and Austrasia and Neustria were reunited under Clotaire's rule, who now ruled the entire kingdom of the Franks.

References

{{DEFAULTSORT:Sigebert 02 Merovingian kings 601 births 613 deaths Monarchs who died as children Medieval child monarchs 7th-century murdered monarchs 7th-century Frankish kings People from the Kingdom of Burgundy