Frédéric was the son of Ulrich II von Pfirt and NN de Belvoir. The date and place of his birth have not been found.
He died after 1267. The place is not known.
His wife was Gille de Vienne. They were married, but the date and place have not been found. They had no known children.
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Frédéric de Rougemont |
Ulrich II von Pfirt |
Friedrich II von Pfirt |
Ludwig II von Pfirt |
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Heilwig von Urach |
Egino IV von Urach |
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Agnes von Zähringen |
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NN de Belvoir |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | AFT 1267 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur de Rougemont (vogt von Rotenberg) |