Christopher Columbus was born between 25 August and 31 October 1451 in Genoa, part of modern Italy.His father was Domenico Colombo, a middle-class wool weaver who worked both in Genoa and Savona and who also owned a cheese stand at which young Christopher worked as a helper. Christopher's mother was Susanna Fontanarossa. Bartolomeo, Giovanni Pellegrino and Giacomo were his brothers. Bartolomeo worked in a cartography workshop in Lisbon for at least part of his adulthood.
