The Sena, Lemba, Remba, or Mwenye are an ethnic group which is native to South Africa, Malawi, Mozambique and Zimbabwe of mixed Bantu, Ethiopian and Yemeni heritage. Within South Africa, they are particularly concentrated in the Limpopo province and the Mpumalanga province.

Hadhramaut is a geographic region in South Arabia, comprising eastern Yemen, parts of western Oman and southern Saudi Arabia. The name is of ancient origin, and is retained in the name of the Yemeni Governorate of Hadhramaut. The people of Hadhramaut are called Hadarem. They formerly spoke Hadramautic, an old South Arabian language, but they now predominantly speak Hadhrami Arabic.