Christopher Columbus is an Italian adventurer, explorer and navigator who shares his last name for a popular sweet. Specifically, the Italian discoverer of the Americas has the Italian name of Cristoforo Colombo. His last name means "pigeon". The dessert colomba means "dove". The respective pronunciations in Italian will be "kree-STOH-foh-roh koh-LOHM-boh" for the man from Genoa and "koh-LOHM-bah" for the dessert.