Guillaume d\' Ercuis

Guillaume d' Ercuis was born towards 1255 with Ercuis, county of Clermont-on-Oise and died in 1314.

Chaplain of the king Philippe III of France (1245 - 1285) known as Philippe the Bold one, Tutor of the king Philippe Beautiful the (1268 - November 29th 1314), royal notary, Canon of Laon, Boundary-line, Senlis, Mello, and Went and of Rheims, Archidiacre of Laon and Thiérache.

Its family

Guillaume d' Ercuis (1240-1302), his father, rider, lord of Ercuis, marries Helisende. She is widowed of him according to an act of the month of May 1303.

The family of Ercuis draws her name from a seigniory of the Latin name of Arquetum, as old French Arcuys or Erquez and today Ercuis, commune of the Beauvaisis on the plate of Thelle, between Neuilly-in-Thelle and Wax-the-Mello. It is a history décousue which that of the village of Ercuis, where the legend gives birth to, in 1081, Suger of Saint-Denis, Minister for the kings Louis VI and Louis VII, and where is born Guillaume d' Ercuis a little less than two centuries later.

The blazon of Coustant-Ercuis, is Two flowers of lily, one as a chief with sinistral, the other at a peak, accompanied by a star with six rays posed with the first canton , as one sees it by an old seal. These heraldic figures point out the functions of the Coustant-Ercuis family members in the Maison of the king.

On Ercuis: '' Annuaire of the nobility of France and the houses sovereign of Europe '', 1869, p. 135 and following

Coustant are the descendants of Thibaut Coustant d' Ercuis, his uncle.

On the Coustant family: '' Annuaire of the nobility of France and the houses sovereign of Europe '', 1869, p. 299 and following

Biography

Chaplain of the king Philippe Bold the (1245 - 1285)

Guillaume d' Ercuis lived part of his childhood with Mesnil-in-Thelle. He is thus protected from the lord de Chambly, Pierre V of Chambly, Chambellan of the king

Guillaume d' Ercuis is first of all the young person Aumônier or Chapelain Philippe Bold the (1245 - 1285), and royal notary.

the royal notaries towards 1260-1300 are notaries near the king, but also of the Parliament and the Accounts. The signatures with the bottom of the acts make it possible to know that they remain in station long years… Guillaume d' Ercuis follows the Court in its displacements, it lives certainly in Paris, like his/her colleagues, but it last his youth in the Beauvaisis. As he is canon of Laon, Noyon, Senlis, Holy-Marie-of-Mello, and Marchais, archdeacon of Laon and Thiérache, he moves much in province contrary to the majority of the royal notaries.

Guillaume d' Ercuis thus has also important benefit and acquires a small seigniory with Ercuis. Because of its benefit it becomes a land great landowner . Guillaume d' Ercuis is an example of large Bénéficier not residing.

The royal notaries play a big role in the intellectual life of Paris and the Palate. The king recruits these people-there by the system of the clientelism, out of the Parisian seraglio. It is the case with Guillaume d' Ercuis who is the son of a small lord of the Beauvaisis. Coustant or Ercuis belongs to the high domesticity of the royal house and Guillaume is royal notary, but they do not live in Paris.

Tutor of the future king Philippe Beautiful the (1268 - November 29th 1314)

With the difference of his/her father, completely uncultivated Philippe Beautiful the receives by the care of its tutor the chaplain, Guillaume d' Ercuis, a good education. It includes/understands Latin and likes to study.

Guillaume d' Ercuis is especially known like tutor of the future king Philippe Beautiful the (1268 - November 29th 1314). But he is also canon of Mello, and Marchais.

Guillaume d' Ercuis makes build in 1292 with Ercuis a royal vault dedicated to the Virgin, whose service was initially entrusted to the monks of the Abbaye Holy-Genevieve of Paris. He founds several other vaults in the Beauvaisis.

Guillaume d' Ercuis is in 1292 clerk of the king and Chanoine of Saint-Pierre of Laon and in 1293 Chanoine of Noyon and Senlis

Guillaume d' Ercuis is thereafter Chanoine of Rheims, Archidiacre of Laon and Thiérache.

Its will, Saturday after the Saint-Beno4it cheese of the year 1314, reached us in a vidimus of the official of Paris of June 29th, 1329. It attests its high piety, its deep devotion and its recognition towards the royal family. He died in 1314. The Holy-Genevieve Abbey of Paris and its family inherits her goods.

the functions of Guillaume d' Ercuis near both Philippe enabled him to collect very sure information . His/her brother Jean d' Ercuis is the servant of the king. His/her first cousin, wire of Thibault Coustant, in the last charter of the Ercuis file, is called Roger Coustant. He inherits the seigniory of Ianville. Roger is initially clerk in 1290 and 1293, then main of the stable of the king Philippe Beautiful the, in 1294, according to an inventory of the accounts, made by Robert Mignon…

Its book of reason (1287 - 1312)

Guillaume d' Ercuis (1255-1314) instruction in his book of reason of the notes gone back relative to its expenditure for the purchase from fields, movable property, objects various of which books. A certain number of notes report also events of its family life (marriages, births…), even of the events relating to the life at the Court of 1280 to 1315:

the death of Philippe Bold the in 1285,
the forwarding of Aragon,
the advent and the government of Philippe Beautiful the,
voyages of the king Philippe Beautiful the,
execution of the Templiers,
epidemics….

As example, one of the notes, F. 13, mention: the YEAR MILLET CCIIIIXX and XVII went Li roys of France in Flandres against Guy, count de Flandres .

Another says to us that on March 27th, 1307 Aélis de Colone leaves Paris to Saint-Jacob de Compostelle and returns on May 27th. It is a very fast voyage which can lead us to ask us questions about the borrowed way (partly by sea?) and its times of prayers to Saint-Jacob de Compostelle.

Guillaume d' Ercuis at that time gives invaluable information on the money circulation. One sees running three simultaneously Gros. Guillaume makes a statement of the species which it had in case on a date former in September 1306 and it recopies the amount of this sum in convert into currency of 1312

The book of reason of Guillaume d' Ercuis was published by J. Small. It is the oldest family document and this manuscript comes from North, whereas only 15 of the 83 manuscripts listed before 1600 are not provençaux or of the south-east of France. Part of this document relates to the most private businesses of the life of Guillaume d' Ercuis, most characteristic . It is preserved at the Bibliothèque Holy-Genevieve.

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