World of HYDE
Discovering our Ancestors and their descendants to all parts of the world. Last updated 15th March 2026.
Family: Guy IV De Châtillon-Saint-Pol / Marie Of Brittany de Bretagne (F10446)
m. 1292
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Male
Guy IV De Châtillon-Saint-Pol
Birth 31 May 1254 Guînes, Calais, Pas-De-Calais, France 
Death 6 Apr 1317 Frévent, Pas-De-Calais, Hauts-De-France, France Burial Frevent, Departement du Pas-De-Calais, Nord-Pas-De-Calais, France Marriage 1292 Guînes, Pas-De-Calais, Nord-Pas-De-Calais, France Father Guy III De Châtillon-Saint-Pol | F81271 Group Sheet Mother Mathilde De Brabant | F81271 Group Sheet
Female
Marie Of Brittany de Bretagne
Birth 1268 Of, Rennes, Ille-Et-Vilaine, France Death 5 May 1339 Arras, Pas-De-Calais, Nord-Pas-De-Calais, France Burial Cercamp, France Father Jean Duke Of Brittany | F10036 Group Sheet Mother Béatrice Plantagenet, Of England | F10036 Group Sheet
Male
Jean De Chatillon
Birth 1295 Saint Pol, Nord, Nord-Pas-De-Calais, France Death 1344 Mer, Loir-Et-Cher, Centre, France Burial Spouse Jeanne Isabeau De Fiennes | F10423 Marriage Dec 1329
Female
Mahaut De Châtillon
Birth 8 Jan 1292 Châtillon-Sur-Indre, Indre, Centre, France Death 19 Oct 1358 Paris, Ile de France, France Burial 27 Oct 1358 Convent de Cordeliers, Paris, Seine, France Spouse Charles De Valois | F9892 Marriage 16 Aug 1290 Arrondissement D'Evry, Departement de L'Essonne, Region Ile-De-France, France
Female
Isabeau De Châtillon
Birth 1295 Saint-Pol-Sur-Ternoise, Pas-De-Calais, Hauts-De-France, France Death 1360 Coucy-Le-Château, Aisne, Hauts-De-France, France Burial Spouse Guillaume De Coucy | F84251 Marriage 1311 Saint-Pol-Sur-Ternoise, Pas-De-Calais, Hauts-De-France, France