Siddiqis in the Horn of Africa Siddiqis in the Horn of Africa Siddiqi () is a Muslim family name, found in the Horn of Africa, the Middle East and South Asia. Sheikh is an additional title used occasionally by Siddiqis to signify noble Arab heritage. According to tradition, people having surname "Siddiqi" are offspring of Abu Bakr Siddique (), the first Khalifa (Caliph) and an early companion and friend of the Islamic prophet, Muhammad. People claiming Siddiqi descent can be found in Djibouti, Eritrea, Somalia and Ethiopia. However, representatives in these countries are not referred to as Siddiqi, but are instead known by various local names.
Horn of Africa single landmass around 18 million years ago, before the Gulf of Aden rifted and separated the Horn region from the Arabian Peninsula. The Somali Plate is bounded on the west by the East African Rift, which stretches south from the triple junction in the Afar Depression, and an undersea continuation of the rift extending southward offshore. The northern boundary is the Aden Ridge along the coast of Saudi Arabia. The eastern boundary is the Central Indian Ridge, the northern portion of which is also known as the Carlsberg Ridge. The southern boundary is the Southwest Indian Ridge. Extensive glaciers once