*Bertha von Büren
father:
*Walther?
von Filsgau
mother:
unknown
siblings:
*Friederich
von Büren Pfalzgraf im Schwaben born about 0960 died 1027
spouse:
*Berthold
II von Thurgau (Breisgau)
born about 0958 Germany
died about 1005
children:
*Berthold
III von Villingen Graf von Ortengau
born about 0975
died 15 July 1024
biographical
and/or anecdotal:
notes or source:
LDS
ancestry.com