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Cognomen Vaz (Vaz
, 瓦斯
, Ваш
) , worldwide, is a widespread surname. The cognomen Vaz is characteristic of Cabo Verde, where it is a widespread surname, Portugal, where it is a common surname, and Guinea-Bissau, where it is quite a common surname (explore the name in all countries). Measured by absolute frequency, this name is the most popular in Brazil, India, and Portugal. Much less frequently, Vaz is the forename as well as the last name.