Il est marié avec Matihilda Van Vlaanderen.
Ils se sont mariés en l'an 1053 à Cathedral of Notre Dame d"Edu, Normandy, il avait 25 ans.
Source: FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints
accessed 10 Jun 2016), entry for Sijke van der Veen, person ID 9N16-PMY.
_FSLINK: https://familysearch.org/tree/#view=ancestor&person=9N16-PMY
Source: FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints
accessed 14 Jun 2016), entry for William The Conquerer, person ID 9H54-9QD.
_FSLINK: https://familysearch.org/tree/#view=ancestor&person=9H54-9QD
FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 14 Jun 2016), entry for William The Conquerer, person ID 9H54-9QD. FamilySearch Family Tree (http://www.familysearch.org) - "FamilySearch," database, \i FamilySearch\i0 - The Church of Jesus Christ of Latter-day Saints - accessed 14 Jun 2016), entry for William The Conquerer, person ID 9H54-9QD.