Christopher Columbus

He was probably born in Genoa in the year 1451.

An excerpt from the article 26 facts about Christopher Columbus
There is no unanimity among historians about the origin of Columbus -  several theories about it have been made. The most probable one gives Genoa as his birthplace, where he was born between August 25 and October 31, 1451. He was the son of a Genoese weaver and small merchant, Domenico Colombo. As a young man, he began to work in the banking house of the Centurioni and, in connection with his profession, began to sail for trade.