Descent of

Show Robert Ier de Flandres's parentsShow Robert Ier de Flandres's parents
Show Gertrude von Sachsen Billung's parentsShow Gertrude von Sachsen Billung's parents
Robert Ier de Flandres
(1035-31/10/1093)
 united to
Gertrude von Sachsen Billung
(1028-04/08/1113)

Gertrude de Flandres (1070-1117) Show this unionShow this union Thierry II Le Vaillant d'Alsace (1055-27/01/1115) Show their descendants


Source 1 michelbesson
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