How many west African countries speak french?

There are 16 West African countries that have French as an official language. These are:

* Benin

* Burkina Faso

* Côte d'Ivoire

* Gabon

* Guinea

* Mali

* Niger

* Senegal

* Togo

Other West African countries that have French as a secondary or widely spoken language:

* Cameroon

* Central African Republic

* Chad

* Democratic Republic of the Congo

* Republic of the Congo

It is important to note that while these countries have French as an official language, other languages are also spoken within these countries.