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Cognomen Karou (Karou
, Кару
) , all over the world, is quite a rare family name. The family name Karou is habitual in Algeria, where it is quite a rare surname, Togo, and Tunisia, where it is a rare surname. Not in comparison with a country's population, the name is most common in Algeria, the Democratic Republic of the Congo, and Togo. Much less frequently, Karou is the forename as well as the last name.