How many west Africa countries speaks french?

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

* Benin

* Burkina Faso

* Côte d'Ivoire

* Gabon

* Guinea

* Guinea-Bissau

* Mali

* Niger

* Republic of the Congo

* Senegal

* Togo

* Central African Republic

* Chad

* Cameroon

* Democratic Republic of the Congo

* Equatorial Guinea

It's important to note that while French is the official language, other languages are spoken in these countries as well.