Demetrangelo was born about 1785 in Stiffe, Fagnano Alto, L'Aquila, Italy, the son of unknown parents.
His wife was Angela Melonio. They were married, but the date and place have not been found. Their three known children were Lucia (c1820-1906), Domenico Antonio (1827-?) and Gemma (c1835-1899).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | ABT 1785 |
|