Wilhelm was the son of Johann III von Sayn and Adelheid von Westerburg. The date and place of his birth have not been found.
He died in 1431. The place is not known.
His wife was Katharina von Schönau-Schönforst, who he married in 1392. The place has not been found. They had no known children.
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Wilhelm von Sayn |
Johann III von Sayn |
Johann II von Sayn |
Johann I von Sayn |
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Kunigunde von der Neuerburg |
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Elisabeth van Gulik |
Gerard V (VII) van Gulik |
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Élisabeth de Brabant-Aerschot |
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Adelheid von Westerburg |
Reinhard I von Westerburg |
Siegfried VI von Westerburg |
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Adelheid von Solms-Burgsolms |
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Bertha von Falkenstein |
Philipp IV von Falkenstein-Münzenberg |
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Udalhildis von Rieneck |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 1431 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | graf zu Sayn |