Family tree Weijerman » Guillaume I de Ponthieu (± 910-979)

Personal data Guillaume I de Ponthieu 


Household of Guillaume I de Ponthieu

(1) He is married to Aliette de Normandie.

They got married in the year 928.


Child(ren):

  2. Sybille d'Abbeville  930-975 

  • The couple has common ancestors.

    • (2) He is married to Mathilde de Saint Pol de Gamaches.

    They got married in the year 934.


    Child(ren):


    • The couple has common ancestors.

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      Timeline Guillaume I de Ponthieu

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Ancestors (and descendant) of Guillaume I de Ponthieu


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    Relationship Guillaume I de Ponthieu



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    About the surname De Ponthieu


    The Family tree Weijerman publication was prepared by .contact the author
    When copying data from this family tree, please include a reference to the origin:
    Weijerman, "Family tree Weijerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weijerman/I3192.php : accessed January 7, 2026), "Guillaume I de Ponthieu (± 910-979)".