Rados, very rare, would seem specific to Trieste. Integrations provided by Stefano Ferrazzi of Slavic origin (more probably Slovenian), the surname Rados comes from an adaptation of the surname Slavic Rados, which, taken from the homonymous name of person (with variants in Rade and Rado), means literally cheerful, happy ( For a more thorough explanation, see Rada). In conclusion, therefore, it is about the cognization of the personal name of the ancestor.
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