1. France: French is the official language of France and is spoken by the majority of the population.
2. Belgium: French is one of the three official languages of Belgium, alongside Dutch and German. It is primarily spoken in the southern region of Wallonia and in the Brussels Capital Region.
3. Switzerland: French is one of the four official languages of Switzerland. It is spoken in the western part of the country, known as French-speaking Switzerland or Romandie.
4. Luxembourg: French is one of the three official languages of Luxembourg, along with Luxembourgish and German. It is commonly used in government, business, and education.
5. Monaco: French is the official language of Monaco.
6. Andorra: French is one of the two official languages of Andorra, along with Catalan.
7. San Marino: French is not an official language of San Marino, but it is commonly used in education and cultural activities.
These are just a few of the countries in Europe where French is spoken. Other regions and countries may have French-speaking communities, but to a lesser extent compared to these main countries.