Peninsular Arabic
Peninsular Arabic, or Southern Arabic, are the varieties of Arabic spoken throughout the Arabian Peninsula. This includes the countries of Saudi Arabia, Yemen, Oman, United Arab Emirates, Kuwait, Bahrain, Qatar, Southern Iraq and the tribal people of Jordan (the native Jordanians).
Sudanese Arabs
Sudanese Arabs are the majority population of Sudan. They are predominantly Muslim and most of them speak the Sudanese Arabic dialect. The population of Sudan also includes various tribes who are genealogically Arabian, such as the Shaigiya,Ja'alin, Shukria, Juhaynah,Rashaida, Sulaym etc. (according to Johann Ludwig Burckhardt, the Bedouins of the eastern desert of Sudan, such as the Ja'alin and Shaigiya are almost indistinguishable from the Bedouins of eastern Arabia).