Giambattista was born about 1742 in Fagnano Alto, L'Aquila, Italy, the son of Marco DeMatteis but his mother is unknown.
He died on 21 MAR 1820 in Corbellino, Fagnano Alto, L'Aquila, Italy.
His wife was Lucrezia Lucci. They were married, but the date and place have not been found. Their four known children were Luisa (c1780-1846), Francesco (1780-1860), Angela (1783-1838) and Giuseppe (1785-1838).
| Event | Date | Details | Source | Multimedia | Notes | ||
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| Birth | ABT 1742 |
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| Death | 21 MAR 1820 |
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