EditCountries
French is an official language of : France, Democratic Republic of the Congo, Canada, Madagascar, Côte d'Ivoire, Cameroon, Burkina Faso, Mali, Senegal, Belgium, Rwanda, Haiti, Switzerland, Burundi, Togo, Central African Republic, Republic of the Congo, Gabon, Comoros, Djibouti, Luxembourg, Guadeloupe, Martinique, Mauritius, Vanuatu, Seychelles.
It is also widely understood in Algeria, Tunisia, Morocco and Lebanon. You will also find small communities of speakers in a dozen other countries.
EditSpeakers
About 75 mio speak French as their mother tongue, but a further 55 mio know it as a communication language.