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Cognomen ארד (Ard
, Arad
, ארד
) , around the globe, is a common family name. The cognomen ארד is habitual in Israel, where it is quite a common surname, Romania, where it is quite a rare surname, and Bahrain. In absolute terms, it is commonest in the United States, Indonesia, and Israel. Very seldom, ארד is the forename as well as the last name.