Also there is Tunisia, Algeria and Morocco

Well it seems that most African countries have French as their official language, the ones that I have found are;
Democratic Republic of the Congo
Madagascar
Cameroon
Coite d'Ivoire
Burkina Faso
Niger
Senegal
Mali
Guinea
Rwanda
Chad
Burundi
Benin
Togo
Central African Republic
Republic of the Congo
Gabon
Comoros
Equatorial Guinea
Djbouti
Seychelles

It is a bit weird

List Of Names Of African Countries In French Language?