Guillaume was born about 0820 in Semur-en-Brionnais, Charolies, Saône-et-Loire, Bourgogne, France , the son of unknown parents.
He died after 0846. The place is not known.
His wife is not known. They were married, but the date and place have not been found. Their only known child was Froilan (c0855-c0925).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 0820 |
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| Death | AFT 0846 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | baron de Semur-en-Brionnais |