Haratin - Wikipedia
Haratin, also referred to as Haratine, Harratin or Hartani, are a group of closely related North African peoples who are indigenous to northwestern regions of Sahara, especially in the Maghreb. They are particularly found in modern Mauritania (where they form a plurality), Morocco, Western Sahara, and Algeria.In Tunisia and Libya they are referred to as Chouachin, Chouachine, or Chouchan.