* German: Spoken by about 63% of the population, primarily in the north and east.
* French: Spoken by about 23% of the population, primarily in the west.
* Italian: Spoken by about 8% of the population, primarily in the south.
* Romansh: Spoken by about 0.5% of the population, primarily in the canton of Graubünden (Grisons).
While these are the official languages, there are also other languages spoken in Switzerland:
* English: Widely understood and spoken in many areas, especially in business and tourism.
* Portuguese: Spoken by a growing community of immigrants.
* Albanian: Spoken by a growing community of immigrants.
* Spanish: Spoken by a growing community of immigrants.
* Other languages: There are smaller communities of speakers of various other languages, including Turkish, Serbian, Croatian, and Arabic.
It's worth noting that bilingualism and multilingualism are common in Switzerland. Many people speak two or more of the official languages, and many others are proficient in English.