Guillaume I Baron de Fiennes

  General Notes:

Weis' Ancestral Roots of Certain American Colonists Who Came to America Before 1700, 8th Edition, 97:30, 152:28, 158:28-27C, Enguerrand de Fiennes married Isabella, daughter of Nicholas I, Seigneur de Conde & his wife Elizabeth de Morialmé, as well as the sister of Jaques de Conde. Enguerrande and Isabella were the parents of Maud de Fiennes who married Humphrey de Bohun. Enguerrand de Fiennes was the son of Guillaume de Fiennes and Agnes de Dammartin. ¹⁶⁰

  Noted events in his life were:

• Background Information: ¹⁶⁰
Guillaume (William) de Fiennes, was living 1220-33, and married Agnes de Dammartin, daughter of Albri de Luzarches, Chamberlain of France and his wife Mathilda de Clermont, Ponthieu et Dammartin. Guillaume and Agnes were the parents of Engerrand II de Finnes, who married Isabella, daughter of Nicholas I, Seigneur de Conde; and Mathida de Fiennes, who married Baudoin II, comté de Guines.

Weis' Ancestral Roots of Certain American Colonists Who Came to America Before 1700, 8th Edition, 152:27, 158B:27, 158C:27, 272:27

• Web Reference:
Charles Cawley's Medieval Lands Guillaume de Fiennes was the son of Enguerrand de Finnes and his wife Sibylle de Tingry. He married Agnes de Dammartinm, daughter of Aubry II comté de Dammartin and his wife Mathilde de Clermont-en-Beauvaisis.

Guillaume married Agnes Dammartin, daughter of Alberic II comté de Dammartin comté de Dammartin and Matilda de Clermont, in 1190 ¹⁴¹.^,160 (Agnes Dammartin was born about 1166 in Buckinghamshire, England and died about 1241.)