What are muslim North Africans called?
One name for them in history was Moors.
http://dictionary.reference.com/browse/Moor
Muslim North Africans are often referred to as Moors. The term "Moor" historically referred to the Muslim inhabitants of the Maghreb region of North Africa, which includes countries such as Morocco, Algeria, Tunisia, and Libya. The term has its roots in the Latin word "Maurus," which means dark-skinned or African.
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