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Surname Gretty (Gretty
, גרטי
) , all over the world, is a rare cognomen. The last name Gretty is habitual in Israel, where it is quite a rare surname, the Dominican Republic, and Venezuela, where it is a rare surname. In absolute terms, it is commonest in Mexico, Venezuela, and Israel. Likewise, Gretty is the forename as well as the last name.