Vodun is a religion practiced by the Aja, Ewe, and Fon peoples of Benin, Togo, Ghana, and Nigeria.

The Ewe people are a Gbe-speaking ethnic group. The largest population of Ewe people is in Ghana, and the second largest population is in Togo. They speak the Ewe language which belongs to the Gbe family of languages. They are related to other speakers of Gbe languages such as the Fon, Gen, Phla /Phera, Ogun/Gun, Maxi, and the Aja people of Togo and Benin.