Cosmo was born about 1825 in San Giorgio A Liri, the son of unknown parents.
His wife was Maria Cocco, who he married in 14 JUN 1850 in San Giorgio A Liri, Frosinone, Italy. They had no known children.
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1825 |
|