Alfant was the son of unknown parents. The date and place of his birth have not been found.
His wife was Liégearde de Marseille, who he married in 1023. The place has not been found. They had no known children.
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | vicomte de Mézoargue |