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Cognomen Oubiala-Koumba (Oubiala-Koumba ) , all over the world, is a rare last name. The last name Oubiala-Koumba is characteristic of Sub-Saharan Africa, particularly the Democratic Republic of the Congo, where it is a rare surname. Parts of the name also exists independently as a last name Koumba.
VARIANT | COUNTRY |
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Oubiala-Koumba | Democratic Republic of the Congo |