Robert de Fiennes, named ''Moreau'' (1308–1385) was the 28th

Constable of France The Constable of France (french: Connétable de France, from Latin for 'count of the stables') was lieutenant to the King of France, the first of the original five Great Officers of the Crown (along with seneschal, chamberlain, butler, and ...

. His father was Jean de Fiennes, Lord of Tingry and Chatelain of Bourbourg. His mother was Isabella of Flanders, daughter of

Guy, Count of Flanders Guy of Dampierre (french: Gui de Dampierre; nl, Gwijde van Dampierre) ( – 7 March 1305, Compiègne) was the Count of Flanders (1251–1305) and Marquis of Namur (1264–1305). He was a prisoner of the French when his Flemings defeated t ...

and

Isabelle of Luxembourg Isabelle of Luxembourg (1247–1298) was a countess consort of Flanders and a marquis consort of Namur by marriage to Guy of Dampierre. Life She was the daughter of Henry V of Luxembourg and Margaret of Bar. Isabelle was a member of the House o ...

. In 1356, he succeeded

Walter VI, Count of Brienne Walter VI of Brienne (c. 1304 – 19 September 1356) was a French nobleman and crusader. He was the count of Brienne in France, the count of Conversano and Lecce in southern Italy and claimant to the Duchy of Athens in Frankish Greece. Lif ...

as Constable of France. In 1358, he prevented the English of occupying

Amiens Amiens (English: or ; ; pcd, Anmien, or ) is a city and commune in northern France, located north of Paris and south-west of Lille. It is the capital of the Somme department in the region of Hauts-de-France. In 2021, the population of ...

. Between 1360 and 1361, he was

Governor of Languedoc This is the list of governors of Languedoc : Languedoc was a former province of France, which existed until 1789. * 1339–1345 : Jean de Marigny * 1352–1357 : John I, Count of Armagnac * 1357–1361 : Jean de Valois * 1361–1361 : Robert ...

. After the

Treaty of Brétigny The Treaty of Brétigny was a treaty, drafted on 8 May 1360 and ratified on 24 October 1360, between Kings Edward III of England and John II of France. In retrospect, it is seen as having marked the end of the first phase of the Hundred Years ...

, his castle at

Fiennes, Pas-de-Calais Fiennes () is a Communes of France, commune in the Pas-de-Calais Departments of France, department in the Hauts-de-France region of France. Geography A farming village located south of Calais, at the junction of the D250, D232 and D151 roads. Po ...

came into the English sphere of influence. Robert de Fiennes refused to pledge allegiance to the English King, which led to a siege of his castle by 25.000 English soldiers. In 1370, he resigned as Constable because of his age, and he was succeeded by

Bertrand du Guesclin Bertrand du Guesclin ( br, Beltram Gwesklin; 1320 – 13 July 1380), nicknamed "The Eagle of Brittany" or "The Black Dog of Brocéliande", was a Breton knight and an important military commander on the French side during the Hundred Years' Wa ...

. He married firstly to Béatrice Dame de Gavre, and then to Marguerite de Melun. He had no known children.

Sources

* Jean-Michel Dousseau: ''Dictionnaire des Connétables et Maréchaux de France''. Société Généalogique de l'Yonne, Auxerre, 1996, , S. 19. {{DEFAULTSORT:Fiennes, Robert De Constables of France People of the Hundred Years' War 1308 births 1385 deaths