The Teke people or Bateke, also known as the Tyo or Tio, are a Bantu Central African ethnic group that speak the Teke languages and that mainly inhabit the south, north, and center of the Republic of the Congo, the west of the Democratic Republic of the Congo, with a minority in the south-east of Gabon. Omar Bongo, who was President of Gabon in the late 20th century, was a Teke.