* France (the most populous country where French is the official language)
* Belgium (French is one of three official languages, alongside Dutch and German)
* Canada (French is one of two official languages, alongside English, primarily spoken in Quebec)
* Switzerland (French is one of four official languages, alongside German, Italian, and Romansh)
* Luxembourg (French is one of three official languages, alongside Luxembourgish and German)
* Monaco
* Andorra
* Haiti (although Haitian Creole, a French-based creole, is more widely spoken)
It's important to note that this list only includes countries where French is an official language. There are many other countries where French is spoken by a significant number of people, but it is not an official language. Some examples include:
* Côte d'Ivoire
* Senegal
* Cameroon
* Democratic Republic of the Congo
* Madagascar
* Algeria
* Morocco
* Tunisia
French is also spoken by many people as a second language in various parts of the world, particularly in former French colonies.