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Surname Obasi (Obasi
, Обаси) , across the world, is a common last name. The last name Obasi is characteristic of Sub-Saharan Africa, particularly Nigeria, where it is quite a common surname, Gabon, where it is quite a rare surname, and Niger. Measured by absolute frequency, it is commonest in Sub-Saharan Africa, particularly Nigeria, Niger, and Cameroon. Also, Obasi is the forename as well as the last name.