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| Country | Official Language(s) | Native Name | Other Languages Spoken |
| Andorra | Catalan (61%) French (6%) |
Andorra Andorre |
Spanish (60%) |
| Albania | Albanian (98%) | Shqipëria | Gheg (dialect of Albanian) (9%), Greek (2%), Romanian (Macedo dialect) (2%), Romany (Vlach dialect) (2%) |
| Austria | German (98%) | Österreich | Non-standard dialects of German, including Allemannisch (Schwyzerdütsch) (4%) |
| Belarus | Belorussian (98%) | Belarusja | Russian (11%), Polish (4%), Ukrainian (3%), Yiddish (2%) |
| Belgium | Flemish (Dutch) (57%) French (40%) |
België Belgique |
German (2%) |
| Bosnia and Herzegovina | Bosnian (Serbo-Croatian) (100%) | Bosna i Hercegovina | |
| Bulgaria | Bulgarian (88%) | Bulgarija | Turkish (9%), Romany (Balkan dialect) (2%) |
| Croatia | Croatian (Serbo-Croatian) (100%) | Hrvatska | Italian (6%), Venetian (1%) |
| Czech Republic | Czech (99%) | Ceská Republika | Romany (Carpathian dialect) (2%), German (2%) |
| Denmark | Danish (99%) | Danmark | |
| Estonia | Estonian (62%) | Eesti | Russian (29%), Ukrainian (1%) |
| Finland | Finnish (94%) | Suomi | Swedish (6%) |
| France | French (89%) | France | Alsatian (Schwyzerdütsch) (3%), Italian (2%), Breton (1%), Portuguese (1%), Provençal (1%) |
| Germany | German (94%) | Deutschland | Various non-standard dialects of German |
| Greece | Greek (99%) | Ellás | Turkish (1%), various non-standard dialects of Greek |
| Hungary | Hungarian (98%) | Magyarország | German (2%) |
| Iceland | Icelandic (100%) | Ísland | |
| Ireland | Irish (13%) English (100%) |
Éire Ireland |
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| Italy | Italian (60%) | Italia | Lombard (18%), Neapolitan-Calabrese (14%), Sicilian (9%), Piemontese (6%), Venetian (4%), Ligurian (4%), Friulian (2%), Sardinian (?) |
| Latvia | Latvian (54%) | Latvija | Russian (34%), Belorussian (4%), Ukrainian (3%), Polish (2%), Lithuanian (1%) |
| Liechtenstein | German (98%) | Liechtenstein | Italian (2%) |
| Lithuania | Lithuanian (76%) | Lietuva | Russian (9%), Polish (7%), Belorussian (1%), Ukrainian (1%) |
| Luxembourg | French (3%) German (3%) Luxemburgish (82%) |
Luxembourg ? ? |
Portuguese (13%), Italian (6%) |
| Macedonia | Macedonian (70%) | Makedonija | Turkish (12%), Albanian (Gheg dialect) (11%), Romany (Balkan dialect) (3%), Serbo-Croatian (?) |
| Malta | Maltese (99%) English (1%) |
Malta Malta |
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| Moldova | Moldovan (Romanian) (66%) | Moldova | Ukrainian (13%), Russian (12%), Bulgarian (8%), Gagauz (4%) |
| Monaco | French (58%) | Monaco | Ligurian (17%), Provençal (15%) |
| Netherlands | Dutch (90%) | Nederland | Low Saxon (10%), Frisian (Western dialect) (5%) |
| Norway | Norwegian (99%) | Norge | Various dialects of Lappish |
| Poland | Polish (98%) | Polska | Ukrainian (4%), German (4%) |
| Portugal | Portuguese (99%) | Portugal | |
| Romania | Romanian (86%) | România | Hungarian (12%), Romany (Vlach dialect) (1%) |
| San Marino | Italian (17%) | San Marino | Emiliano-Romagnolo (83%) |
| Slovakia | Slovak (90%) | Slovenská Republika | Hungarian (11%), Romany (Carpathian dialect) (2%), Rusyn (1%), Ukrainian (1%) |
| Slovenia | Slovenian (90%) | Slovenija | Serbo-Croatian (10%) |
| Spain | Spanish (73%) | España | Catalan (10%), Galician (8%), Basque (1%) |
| Sweden | Swedish (93%) | Sverige | Finnish (5%), various dialects of Lappish |
| Switzerland | German (64%)* French (19%) Italian (3%) Rhaeto-Romanic (> 1%) |
Schweiz Suisse Svizzera Helvetia |
Lombard (5%), Serbo-Croatian (2%), Spanish (2%), Portuguese (1%) * There are few native speakers of standard German in Switzerland. The spoken form is called Schwyzerdütsch. |
| Turkey | Turkish (90%) | Tükiye | Kurmanji (dialect of Kurdish) (6%) |
| Ukraine | Ukrainian (70%) | Ukraïna | Russian (21%), Polish (2%), Romanian (1%) |
| United Kingdom | English (99%) | United Kingdom | Welsh (1%) |
| Vatican | Latin (0%) Italian (100%) |
Vaticanus Vaticano |
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| Yugoslavia | Serbian (Serbo-Croatian) (80%) | Jugoslavija | Albanian (Gheg dialect) (14%), Hungarian (4%), Romanian (2%), Romany (Balkan dialect) (1%), Turkish (1%) |
