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Last name Diale (Diale
, Diabolus) , in all the world, is quite a common cognomen. The family name Diale is habitual in Sub-Saharan Africa, particularly South Africa, where it is quite a common surname, Djibouti, and Botswana, where it is quite a rare surname. In absolute terms, the name is most common in South Africa, Philippines, and Cameroon. Much less frequently, Diale is the forename as well as the last name.