1. France: The most obvious choice! French is the official language of mainland France, as well as its overseas territories.
2. Canada: French is one of the two official languages of Canada, alongside English. It is spoken primarily in the province of Quebec.
3. Belgium: French is one of the three official languages of Belgium, alongside Dutch and German. It is primarily spoken in the Wallonia region.
4. Switzerland: French is one of the four official languages of Switzerland, alongside German, Italian, and Romansh. It is spoken mainly in the western part of the country.
5. Haiti: While Haitian Creole is the dominant language, French is also an official language in Haiti. It is a legacy of French colonial rule.