Haplogroup R0 occurs frequently in the Arabian Plate with its highest frequency in Socotri (Population 50,000 Yemen) 38% [4] and its also found in a high frequency in the Kalash (Population 6,000 in Pakistan) with 23%[5] smaller frequency in North Africa, the Horn of Africa, Anatolia, Iranian Plateau & Dalmatia. Its greater variety in the Arabian Plate suggests R0a originated in and spread from there.
Representative genetic markers include: 16126C, 16362C, 16519C 58C, 60.1T, 64T, 263G, 309.1C, 309.2C, 315.1C