Guillaume was the son of Rotboald II de Provence but his mother is unknown. The date and place of his birth have not been found.
He died after 1037. The place is not known.
His wife was Lucia. They were married, but the date and place have not been found. They had no known children.
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Guillaume III or II de Provence |
Rotboald II de Provence |
Rotboald I de Provence |
Boson II d'Arles |
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Constance de Provence |
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Étienne de Brioude |
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| Event | Date | Details | Source | Multimedia | Notes |
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| Death | AFT 1037 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | FROM 1014/15 | comte et margrave de Provence |