Fon also known as Dahomean is the language of the Fon people. It belongs to the Gbe group within the larger Atlantic–Congo family. It is primarily spoken in Benin, as well as in Nigeria, Togo, Ghana and Gabon, by approximately 2.28 million speakers. Like the other Gbe languages, Fon is an isolating language with a SVO basic word order.

The Fon people, also called Fon nu, Agadja or Dahomeans, are a Gbe ethnic group. They are the largest ethnic group in Benin found particularly in its south region; they are also found in southwest Nigeria and Togo. Their total population is estimated to be about 3,500,000 people, and they speak the Fon language, a member of the Gbe languages.