Cognomen Basileu (Basileu 
) , around the world, is a rare last name. The last name Basileu is characteristic of France, where it is a rare surname, Brazil, where it is a very rare surname, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in France, Brazil, and the United States. Likewise, Basileu is the forename as well as the last name.