Johann was born in 1297 in Laufenburg, Laufenburg dist., Aargau, Suisse, the son of Rudolf III von Habsburg-Laufenburg and Elisabeth von Rapperswil.
He died on 21 SEP 1339 in Grinau, March dist., Schwyz, Suisse.
His wife was Agnes von Werd-Erstein. They were married, but the date and place have not been found. Their seven known children were Adelheid (?-c1370), Rudolf IV (?-1383), Johann II (?-1380), Elisabeth (?-<1367), Gottfried II (?-1375), Katharina (?-?) and Anna (?->1353).
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Johann I von Habsburg-Laufenburg |
Rudolf III von Habsburg-Laufenburg |
Gottfried I von Habsburg-Laufenburg |
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Adelheid von Freiburg-Badenweiler |
Konrad I von Urach-Freiburg |
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Sofie von Zollern-Nürnberg |
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Elisabeth von Rapperswil |
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| Event | Date | Details | Source | Multimedia | Notes | ||||
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| Birth | 1297 |
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| Death | 21 SEP 1339 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
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| Nobility Title | graf von Habsburg-Laufenburg |