Guillaume was born about 1300, the son of Geoffroy III de Tournemine and Jeanne de Beaumanoir. The place is not known.
His wife was Aliette de Plusquellec. They were married, but the date and place have not been found. They had no known children.
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Guillaume de Tournemine |
Geoffroy III de Tournemine |
Pierre I de Tournemine |
Geoffroy II de Tournemine |
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|
Julienne Botherel |
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Jeanne de Beaumanoir |
Jean I de Beaumanoir |
Robert I de Beaumanoir |
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Jeanne de Clisson |
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Jeanne de Merdriniac |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1300 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur de Barach |