Anna was the daughter of Ulrich III von Helfenstein and Margareta von Toggenburg. The date and place of her birth have not been found.
She died after 15 OCT 1361. The place is not known.
Her husband was Engelhard VI von Weinsberg, who she married on BEF 23 JUN 1329. The place has not been found. They had no known children.
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Anna von Helfenstein |
Ulrich III von Helfenstein |
Ulrich II von Helfenstein |
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Willeburg von Dillingen |
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Margareta von Toggenburg |
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| Event | Date | Details | Source | Multimedia | Notes |
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| Death | AFT 15 OCT 1361 |
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