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Last name Spero (Spero
, Espera
, ספרו
) , in the entire world, is quite a common cognomen. The family name Spero is characteristic of Philippines, where it is quite a rare surname, Qatar, and United Arab Emirates, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Philippines, the United States, and Ethiopia. Very seldom, Spero is the forename as well as the last name.