Michael Matthew Groat PhD's Genealogical Database

Individuals: 97,713  Families: 61,838  
Gedcom Last Modified: December 14, 2025 00:59:10

Guillaume De Ponthieu Comte Ponthieu Montreuil Ternois Boulogne De Ponthieu



Preferred Parents:
Father: Hilduin de Ponthieu III, b. 928 in Saint-Riquier, Somme, Picardie, France   d. BET 4 APR 1000 AND 1009 in Ponthieu, Somme, Picardie, France
Mother: Hélissende De Ramerupt, b. 827 in Ramerupt, Troyes, Aube, Grand Est, France   d. 870 in Crécy-en-Ponthieu, Abbeville, Somme, Hauts-de-France, France

Sources:
  1. Title: Legacy NFS Source: Rotgaire Roger Comte de Ponthieu - birth-name: Rotgaire Roger Comte de Ponthieu
    Author: Ancestry Family Trees, Online publication - Provo, UT, USA: Ancestry.com. Original data: Family Tree files submitted by Ancestry members., Ancestry.com, http://www.Ancestry.com, Page number: Ancestry Family Trees
    Note: birth-name: Rotgaire Roger Comte de Ponthieu This information comes from 1 or more individual Ancestry Family Tree files. This source citation points you to a current version of those files. Note: The owners of these tree files may have removed or changed information since this source citation was created.
    Page: Migrated from user-supplied source citation: urn:familysearch:source:3246042471
  2. Title: Roricon I du Maine -- Family Group Sheet and Pedigree
    Author: https://gw.geneanet.org/nkoebler?lang=en&p=roricon&n=du+maine
    Publication: Name: https://gw.geneanet.org/nkoebler?lang=en&p=roricon&n=du+maine;
    Note: Roricon I du Maine -- Family Group Sheet and Pedigree
  3. Title: Family Group Sheet and Pedigree for Rotrud Carolingian
    Author: https://gw.geneanet.org/nkoebler?lang=en&p=rotrud&n=karolinger&oc=1
    Publication: Name: https://gw.geneanet.org/nkoebler?lang=en&p=rotrud&n=karolinger&oc=1;
    Note: Family Group Sheet and Pedigree for Rotrud Carolingian
  4. Title: Wikiwand: Count of Ponthieu
    Publication: Name: https://www.wikiwand.com/en/Count_of_Ponthieu;
  5. Title: Guillaume I de Ponthieu Comte de Ponthieu
    Author: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=guillaume+i&n=de+ponthieu+comte+de+ponthieu
    Publication: Name: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=guillaume+i&n=de+ponthieu+comte+de+ponthieu;
    Note: Family Group Sheet and Pedigree Chart for Guillaume I de Ponthieu Comte de Ponthieu
  6. Title: PEDIGREE CHART for Roger Rotgaire de Ponthieu
    Author: https://gw.geneanet.org/eric976?n=de+montreuil+de+ponthieu&oc=&p=roger+ier+rotgaire
    Publication: Name: https://gw.geneanet.org/eric976?n=de+montreuil+de+ponthieu&oc=&p=roger+ier+rotgaire;
    Note: PEDIGREE CHART for Roger Rotgaire de Ponthieu
  7. Title: Godehilde de Ponthieu, DAUGHTER of Guillaume I de Ponthieu
    Author: https://gw.geneanet.org/kaltair?n=de+ponthieu&oc=&p=godehilde
    Publication: Name: https://gw.geneanet.org/kaltair?n=de+ponthieu&oc=&p=godehilde;
    Note: Godehilde de Ponthieu 0942 – 1005 This is the ANCESTRAL LINE that is most believable because the dates work. https://gw.geneanet.org/kaltair?n=de+ponthieu&oc=&p=godehilde https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=godehilde&n=de+ponthieu
  8. Title: Legacy NFS Source: Roget or Robert Ponthieu - Church record: birth-name: Roget or Robert Ponthieu
    Note: Church record: birth-name: Roget or Robert Ponthieu
    Page: Migrated from user-supplied source citation: urn:familysearch:source:2021606318
  9. Title: FAMILY GROUP SHEET for Guillaume I de Ponthieu Comte de Ponthieu
    Author: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=guillaume+i&n=de+ponthieu+comte+de+ponthieu
    Publication: Name: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=guillaume+i&n=de+ponthieu+comte+de+ponthieu;
    Note: FAMILY GROUP SHEET for Guillaume I de Ponthieu Comte de Ponthieu
  10. Title: Legacy NFS Source: Roget or Robert Ponthieu - Published information: nobility-title: Count of Montreuil;
    Note: Published information: nobility-title: Count of Montreuil; Published information: male Published information: aka-name: Rotgaire Roger de Ponthieu Published information: birth: about 0877; Ponthieu, France Published information: death: Published information: birth-name: Roger Rotgaire Count of Montreuil
    Page: Migrated from user-supplied source citation: urn:familysearch:source:2036922561
  11. Title: Maude de Boulogne
    Author: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=maude&n=de+boulogne
    Publication: Name: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=maude&n=de+boulogne;
    Note: Family Group Sheet and Pedigree Chart for Maude de Boulogne.
  12. Title: Godehilde de Ponthieu the WIFE of Yves 2nd
    Author: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=godehilde&n=de+ponthieu
    Publication: Name: https://gw.geneanet.org/kaltair?lang=en&pz=kelly+marie&nz=altair&p=godehilde&n=de+ponthieu;
    Note: A working Family Group Sheet and Pedigree for Godehilde de Ponthieu the WIFE of Yves 2nd.
  13. Title: Legacy NFS Source: Roget or Robert Ponthieu -
    Author: Royalty for Commoners, 2nd Ed; Roderick W Stuart {1988}, Page number: 244-37
    Note: Source Media Type: Book
    Page: Migrated from user-supplied source citation: urn:familysearch:source:2736742394
  14. Title: PEDIGREE CHART FOR Guillaume I de Ponthieu Comte de Ponthieu
    Author: https://gw.geneanet.org/sahmsufy?lang=en&pz=lea+sarah+emmanuelle&nz=courillon&p=guillaume&n=de+montreuil+de+ponthieu
    Publication: Name: https://gw.geneanet.org/sahmsufy?lang=en&pz=lea+sarah+emmanuelle&nz=courillon&p=guillaume&n=de+montreuil+de+ponthieu;
    Note: A working PEDIGREE CHART FOR Guillaume I de Ponthieu Comte de Ponthieu
  15. Title: Family Group Sheet for Rothais de Carbonais
    Author: https://syntropy.site/Rothais-de-Corbonais_-Family-Group-Sheet
    Publication: Name: https://syntropy.site/Rothais-de-Corbonais_-Family-Group-Sheet;
    Note: Family Group Sheet for Rothais de Carbonais
  16. Title: Godehilde de Ponthieu
    Author: https://gw.geneanet.org/kaltair?n=de+ponthieu&oc=&p=godehilde
    Publication: Name: https://gw.geneanet.org/kaltair?n=de+ponthieu&oc=&p=godehilde;
    Note: Family Group Sheet and Pedigree Chart for Godehilde de Ponthieu
  17. Title: Geni: Roger Count of Montreuil
    Author: Geni
    Publication: Name: https://www.geni.com/people/Roger-count-of-Montreuil/6000000003232515020?through=6000000006321964850;
    Note: Information for Roger Count of Montreuil
  18. Title: Legacy NFS Source: Roget or Robert Ponthieu -
    Author: The Plantagenet Ancestry, by William Henry Turton {1968}, Page number: 13
    Note: Source Media Type: Book
    Page: Migrated from user-supplied source citation: urn:familysearch:source:2736742370
  19. Title: Most Complete Pedigree for Rothais de Corbonais
    Author: https://gw.geneanet.org/nkoebler?n=de+corbonais&oc=&p=rothais
    Publication: Name: https://gw.geneanet.org/nkoebler?n=de+corbonais&oc=&p=rothais;
    Note: This ended up being the Most Complete Pedigree for Rothais de Corbonais.
  20. Title: Roger Lowdin, "England Marriages, 1538–1973"
    Author: "England Marriages, 1538–1973", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:NV5M-8X2 : 13 March 2020), Roger Lowdin, 1717.
    Publication: Name: https://familysearch.org/ark:/61903/1:1:NV5M-8X2;
    Note: This extracted record was used to create this person in Family Tree.
  21. Title: Six Generations of Rothais de Carbonais
    Author: https://syntropy.site/Rothais-de-Corbonais
    Publication: Name: https://syntropy.site/Rothais-de-Corbonais;
    Note: Six Generations of Rothais de Carbonais showing that she is descended from Charlemagne BOTH on her father's side and her mother's side.

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