Pietro Antonio Domenico Vitali was born 22 August 1839 in Druogno, Piedmont, Italy to Pietro Antonio Vitali (1787-1853) and Antonia Maria Beccari (1799-1875) and died 3 March 1919 Druogno, Piedmont, Italy of unspecified causes. He married Maria Antonia Filomena Pirovani (1847-1918) in Italy.
Children
| Name | Birth | Death | Joined with |
| Antonia Maria Giovanna Vitali (1873-1931) | |||
| Giovanni Pietro Silvestro Vitali (1875-1878) | |||
| Antonia Maria Vitali (1877-1877) | |||
| Maria Agostina Vitali (1881-1964) | |||