Robert was the son of unknown parents. The date and place of his birth have not been found.
His wife was Gaitelgrima de Salerne. They were married, but the date and place have not been found. Their only known child was Henri (?-1102).
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | count of Lucerna |