Giovanni was the son of unknown parents. The date and place of his birth have not been found.
His wife was Beatrice Visconti. They were married, but the date and place have not been found. Their five known children were Catarina (c1360-?), Maddalena (?-?), Antonio (?-?), Bernardo (?-?) and Bartolomeo (?-?).
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | conte d'Anguissola |