While there are other languages spoken in the region, French is the official language and the one most widely spoken.
Here are some other languages spoken in Wallonia, though with far fewer speakers:
* German: Spoken primarily in the eastern part of Wallonia, bordering Germany.
* Walloon: A Romance language closely related to French, but with its own distinct vocabulary and grammar. It's considered a regional language and is spoken by a smaller number of people.
* Dutch: While not as common as French, Dutch is spoken by a small portion of the population, particularly in areas close to Flanders, the Dutch-speaking region of Belgium.
It's worth noting that there's a significant amount of linguistic diversity within Wallonia, with varying levels of French proficiency and the presence of other languages depending on the specific location.