Events
Date of Birth: unknown.
Place of Birth: unknown.
Date of Death: after 1057.
The date is given by Schneidmüller (p. 11).
Place of Death: unknown.
Relationships
Father: Frederick, count
This relationship is given by Baldwin.
Mother: a daughter of Heribert, count in Kinziggau
This relationship is given by Baldwin
Spouse: Welf II, count in Alemania and in Bavaria.
This relationship is given by Schneidmüller (p. 11) and by Baldwin.
Children:
Welf III (died 13 November 1055), duke of Carinthia.
Kunigunde married Alberto Azzo II, margrave of Este.
References
Baldwin, Stewart. “Frédéric/Friedrich (supposedly "of Luxemburg")” in The Henry Project. (2007).
Schneidmüller, Bernd. Die Welfen: Herrschaft und Erinnerung (819-1252) (Kohlhammer: Stuttgart, 2000).