Giacomo was born on 2 MAY 1897 in Lettopalena, Chieti, Italy, the son of Nicola DellaGrotta and Maria Antonia Elisabetta Paolantonio.
Giacomo Michele DellaGrotta (1897-?)
Nicola DellaGrotta (1867-1926)
Maria Antonia Elisabetta Paolantonio (1876-1925)
Michalangiolo Paolantonio (1848-?)
Camillo Paolantonio (c1812-?)
Maria Francesca D'Amore (c1810-?)
Maria Giacinta Rossetti (1852-?)
Giovanni Sabastiano Rossetti (1811-1854)
Leonilda Campana (1818-?)