Geoffroy III, Count of the Gatinais

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Geoffroy III, Count of the Gatinais, son of Hugues du Perche and Beatrix of Mâcon, was born say 1000.1 He died between 1042 and 1045.1,2

Geoffroy married Ermengarde of Anjou, daughter of Fulk III "Nerra," Count of Anjou and Hildegarde.3


Ermengarde of Anjou d. 18 Mar 1076
This person was last edited on4 Jul 2020


  1. [S1954] Stewart Baldwin, The Henry Project: The Ancestors of King Henry II of England: An Experiment in Cooperative Medieval Genealogy on the Internet,, accessed Jul 2016. Hereinafter cited as Baldwin, The Henry Project.
  2. [S1845] Henry James Young, The Blackmans of Knight's Creek: Ancestors and Descendants of George and Maria (Smith) Blackman (Carlisle, Pennsylvania: s.p., 1980), 120 (Gen XXX 10-11), further cited as Young, Blackmans of Knight's Creek.
  3. [S1954] Baldwin, The Henry Project, and, accessed Jul 2016.
  4. [S1954] Baldwin, The Henry Project,, accessed Jul 2016.
  5. [S520] Frederick Lewis Weis, Walter Lee Sheppard Jr., William R. Beall and Kaleen E. Beall, Ancestral Roots of Certain American Colonists Who Came to America before 1700… ., 8th ed. (Baltimore: Genealogical Publishing Co., 2004), 118-23, further cited as Weis, Sheppard, Beall, and Beall, Ancestral Roots, 8th ed.