Dentelin was a region of the

Frankish Empire Francia, also called the Kingdom of the Franks ( la, Regnum Francorum), Frankish Kingdom, Frankland or Frankish Empire ( la, Imperium Francorum), was the largest post-Roman barbarian kingdom in Western Europe. It was ruled by the Franks du ...

disputed between Austrasia and

Neustria Neustria was the western part of the Kingdom of the Franks. Neustria included the land between the Loire and the Silva Carbonaria, approximately the north of present-day France, with Paris, Orléans, Tours, Soissons as its main cities. It late ...

. Mentioned in the

Chronicle of Fredegar The ''Chronicle of Fredegar'' is the conventional title used for a 7th-century Frankish chronicle that was probably written in Burgundy. The author is unknown and the attribution to Fredegar dates only from the 16th century. The chronicle begin ...

, the Duchy of Dentelin included far north-eastern parts of modern

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...

and south-western parts of

Belgium Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to th ...

. The cities of

Boulogne-sur-Mer Boulogne-sur-Mer (; pcd, Boulonne-su-Mér; nl, Bonen; la, Gesoriacum or ''Bononia''), often called just Boulogne (, ), is a coastal city in Northern France. It is a sub-prefecture of the department of Pas-de-Calais. Boulogne lies on the C ...

Thérouanne Thérouanne (; vls, Terenburg; Dutch ''Terwaan'') is a commune in the Pas-de-Calais department in the Hauts-de-France region of France. It is located west of Aire-sur-la-Lys and south of Saint-Omer, on the D 157 and D 341 road junction. Loca ...

, Tournai, Arras, and Cambrai lay within the duchy. Dentelin formed part of the inheritance of the

Merovingian The Merovingian dynasty () was the ruling family of the Franks from the middle of the 5th century until 751. They first appear as "Kings of the Franks" in the Roman army of northern Gaul. By 509 they had united all the Franks and northern Gauli ...

king of Neustria

Chlothar II Chlothar II, sometime called "the Young" (French: le Jeune), (May/June 584 – 18 October 629), was king of Neustria and king of the Franks, and the son of Chilperic I and his third wife, Fredegund. He started his reign as an infant under the ...

, but was lost by him to his cousins,

Theudebert II Theudebert II () (c.585-612), King of Austrasia (595–612 AD), was the son and heir of Childebert II. He received the kingdom of Austrasia plus the cities (''civitates'') of Poitiers, Tours, Le Puy-en-Velay, Bordeaux, and Châteaudun, as well ...

and

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 ki ...

, following the battle of

Dormelles Dormelles () is a commune in the Seine-et-Marne department in the Île-de-France region in north-central France. History Dormelles was the site of a battle circa 599 between rival Merovingian kings. Chlothar II, ruler of Neustria, faced his cou ...

in 599. Chlothar, who outlasted his rival kinsmen and became sole Frankish king, retained Dentelin when he installed his son

Dagobert I Dagobert I ( la, Dagobertus; 605/603 – 19 January 639 AD) was the king of Austrasia (623–634), king of all the Franks (629–634), and king of Neustria and Burgundy (629–639). He has been described as the last king of the Merovingian dyna ...

as king of Austrasia in 623. When Dagobert died in 639, Dentelin was included in Neustria, and remained part of that kingdom afterwards.

Further reading