Guillaume was born in 1248, the son of Guy III de Dampierre and Mahaut de Béthune. The place is not known.
He died in 1311. The place is not known.
His wife was Alix de Clermont-Nesle, who he married in 1286. The place has not been found. Their five known children were Marie (c1290-1350), Guillaume (c1290-c1320), Jean (c1295-1325), Alix (c1295-c1320) and Guy (c1300-c1345).
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Guillaume VI de Dampierre |
Guy III de Dampierre |
Guillaume II de Dampierre |
Guy II de Dampierre |
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Mahaut de Bourbon |
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Marguerite II de Constantinople |
Baudouin de Hollande |
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Marie de Champagne |
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Mahaut de Béthune |
Robert VII de Béthune |
Guillaume II de Béthune |
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Mathilde de Dendermonde |
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Isabelle de Morialmez |
Arnoul de Morialmez |
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Jeanne de Bailleul |
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| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | 1248 |
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| Death | 1311 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | seigneur de Crèvecœur, de Richebourg et de Dendermonde |
Note 1