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Last name Ostin (Ostin
, オースティン
, ออสติน
, among others...) , around the globe, is quite a rare surname. The cognomen Ostin is habitual in Honduras, where it is quite a rare surname, Bulgaria, where it is a rare surname, and the Dominican Republic. Not in comparison with a country's population, it is the most numerous in the United States, India, and Indonesia. Likewise, Ostin is the forename as well as the last name.