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Cognomen Tros (Tros
, Trozo
, Trors) , worldwide, is quite a rare surname. The cognomen Tros is habitual in Netherlands, where it is quite a rare surname, Philippines, where it is a rare surname, and Czechia. Measured by absolute frequency, the name is most common in Philippines, Netherlands, and France. Much less frequently, Tros is the forename as well as the last name.