What part of Africa were the first known people on the continent found

The modern humans are believed be found in the eastern region of sub-Saharan Africa 200,000 years ago. Africa is believed to be the birthplace of Hominidae, humans belong to this family. Humans have been inhabiting Africa for at least 4,000,000 years. It is believed that modern humans appeared in Ethiopia some 2000,000 years ago. Later they spread to northern Africa and Middle east and eventually to the rest of the world.