The Four National Languages of Switzerland Explained Simply (2026)

One of the first things that defines Switzerland is that it has four national languages. The Federal Constitution (Article 4) names them: German, French, Italian and Romansh. A country of about 9 million people holds all four together – a core part of Swiss identity, and a guaranteed topic in the citizenship test.

The four are far from equal in size. Using the share of the population that names each as a main language (Federal Statistical Office, 2021):

• German – about 62%, the clear majority, spoken across central and eastern Switzerland.
• French – about 23%, spoken in the west (la Suisse romande).
• Italian – about 8%, mainly in the south, in Ticino and parts of Graubünden.
• Romansh – about 0.5%, a small but protected minority in Graubünden.

One note on the figures: people can give more than one main language in the survey, so the percentages add up to more than 100% (English and Portuguese, for example, are also widely spoken). Most Swiss residents grow up with one national language and learn others at school – which is why you will often hear several on the same train.

Here is a distinction the exam genuinely likes to test, because people mix it up: national languages and official languages are not the same thing.

• The four national languages (Landessprachen) – German, French, Italian, Romansh – are recognised in the Constitution as part of the country's identity (Article 4).
• The official languages of the Confederation (Amtssprachen) are only three: German, French and Italian (Article 70). These are the languages the federal authorities use to communicate with the public – laws, official letters and federal websites appear in all three.

Where does that leave Romansh? It has a special in-between status: Romansh is an official language of the Confederation only when dealing with people who speak Romansh. So it is sometimes called a "semi-official" language. The simplest way to remember it: four national languages, three full official languages, and Romansh official just for Romansh speakers.

This matters for you in a very practical way too. For naturalisation you must prove skills in the national language of your place of residence – German, French or Italian depending on the canton. The exact level is set by your canton; our language-certificate guide and the fide test explainer walk through how to prove it.

Most of the 26 cantons have a single official language, and the language regions form clear blocks on the map. But a few cantons are officially multilingual, and those are exam favourites:

• Bilingual German/French: Bern, Fribourg (Freiburg) and Valais (Wallis) each use both languages officially.
• Trilingual: Graubünden (Grisons) is the one canton with three official languages – German, Romansh and Italian.
• Italian: Ticino is the only canton where Italian is the sole official language (Italian is also official in the southern valleys of Graubünden).
• French only: cantons such as Geneva, Vaud, Neuchâtel and Jura.

The informal name for the cultural and linguistic line between German- and French-speaking Switzerland is the "Röstigraben" (the "rösti ditch," after the German-Swiss potato dish). It is not a real border – you cross it without noticing – but it captures the gentle differences in habits and political leanings between the regions. Knowing which language belongs to which region is also half of Swiss geography; our cantons and capitals guide and the geography explainer put the map together.

Romansh deserves its own moment, because it is the answer to a classic exam question and the most surprising of the four. It is a Romance language – a distant cousin of Italian and the old languages of the Alps – spoken today mainly in the canton of Graubünden by a small community of tens of thousands.

Two facts are worth remembering. First, Romansh became a national language of Switzerland through a federal popular vote in 1938, when voters approved it overwhelmingly – a deliberate signal of unity at a tense moment in Europe. (Its limited status as an official language for dealings with Romansh speakers came later, with the language article of the 1990s.) Second, Romansh is not one single standard: it has several regional idioms, and a unified written form called Rumantsch Grischun was created in 1982 to serve as a common standard.

For the test, you do not need to speak a word of Romansh. You simply need to know that it exists, that it is the fourth national language, that it is at home in Graubünden, and that it has been national since 1938. That handful of facts answers almost every Romansh question you are likely to see.

Multilingualism is one of the things that makes Switzerland Switzerland, so examiners reliably ask about it. Expect questions on the four national languages, the three official ones, which cantons are multilingual, and the special place of Romansh.

A quick self-check – can you answer these from memory?

• What are the four national languages? (German, French, Italian, Romansh.)
• Which three are official languages of the Confederation? (German, French, Italian.)
• Which canton is trilingual? (Graubünden.)
• Which canton has Italian as its only official language? (Ticino.)
• Since when has Romansh been a national language? (1938.)

If any of those slipped, that is your short study list – and it is a quick win, because the language facts are among the most memorable in the whole syllabus. The fastest way to lock them in is active recall: see a question, answer it, get instant feedback, repeat. Run a few mock exams and review the curriculum for anything you miss – then move on knowing one of the test's most reliable topics is in the bag.