Heilwig was the daughter of Ulrich III von Kyburg and Agnes von Zähringen. The date and place of her birth have not been found.
Her husband was Albrecht IV von Habsburg, who she married in 1217. The place has not been found. Their six known children were Rudolf I (1218-1291), Albrecht V (?-1256), Hartmann (?-1247), Kunigunde (?-?), Elisabeth (?-?) and Klementina (c1225->1290).
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Ulrich III von Kyburg |
Hartmann III von Kyburg |
Adalbert I von Kyburg |
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Mechtild von Sponheim |
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Richenza von Lenzburg |
Arnold IV von Zurichgau |
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NN von Baden |
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Agnes von Zähringen |
Berthold IV von Zähringen |
Konrad I von Zähringen |
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Clémence de Namur |
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Heilwig von Frohburg |
Volmar II von Frohburg |
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