Friedrich was the son of Friedrich III von Toggenburg and Clementia von Werdenberg-Heiligenberg. The date and place of his birth have not been found.
He died on 15 NOV 1315 in Morgarten, Suisse.
His wife was Ida von Froburg-Homburg, who he married on BEF 17 DEC 1305. The place has not been found. Their two known children were Friedrich V (?-1364) and Diethelm V (?-1337).
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Friedrich IV von Toggenburg |
Friedrich III von Toggenburg |
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Clementia von Werdenberg-Heiligenberg |
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| Event | Date | Details | Source | Multimedia | Notes | ||
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| Death | 15 NOV 1315 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
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| Nobility Title | graf von Toggenburg | |||||
| Nobility Title | herr zu Wildenburg |