Guillaume was born after 1268, the son of Aymar III de Poitiers-Valentinois and Alix de Mercœur. The place is not known.
He died about 1315. The place is not known.
His wife was Luce de Beaudiner, who he married on 30 APR 1294. The place has not been found. Their four known children were Alix (?-?), Guillaume (?-?), Beatrix (?-1343) and Florie (?-?).
Guillaume de Poitiers-Valentinois |
Aymar III de Poitiers-Valentinois |
| | |||||
| ||||||||
| | |||||||
| ||||||||
Alix de Mercœur |
| | ||||||
| ||||||||
| | |||||||
|
Event | Date | Details | Source | Multimedia | Notes |
---|---|---|---|---|---|
Birth | AFT 1268 |
|
|||
Death | ABT 1315 |
|
Attribute | Date | Description | Details | Source | Multimedia | Notes |
---|---|---|---|---|---|---|
Nobility Title | seigneur de Saint-Vallier, de Cornillon et de Chanéac |