Albanian (Greece as Arvanitika, Italy as Arbëresh)

Alsatian (France)

Arabic (Cyprus, Belgium, France, Malta, United Kingdom)

Aragonese (Spain)

Armenian (Bulgaria, Cyprus, Hungary, Poland)

Aromanian (Bulgaria, Greece as Vlach, Romania)

Asturian (Spain)

Basque (France, Spain)

Berber (Spain)

Belarusian (Estonia, Latvia, Lithuania, Poland)

Bosnian (Austria, Germany, Slovenia)

Breton (France, United Kingdom)

Bulgarian (Greece as Pomak, Hungary, Czech Republic, Slovakia, Romania as Banat Bulgarian)

Catalan (France, Italy, Spain)

Chinese language (France, United Kingdom, Spain, Italy, Romania)

Cornish (United Kingdom)

Corsican (France)

Croatian (Austria, Czech Republic, Hungary, Italy, Slovakia, Slovenia)

Czech (Austria, Poland, Slovakia)

Danish (Germany)

Dutch (France as Flemish)

Finnish (Estonia, Sweden)

Franco-Provençal (Italy)

Frisian (Germany, Netherlands)

Friulian (Italy)

Galician (Spain)

German (Belgium, Czech Republic, Denmark, France, Estonia, Italy, Latvia, Lithuania, Hungary, Poland, Romania, Slovakia)

Greek (Czech Republic, Italy as Griko, Hungary, Bulgaria, France as Greek Corsican)

Hungarian (Austria, Czech Republic, Romania, Slovakia, Slovenia)

Irish (United Kingdom)

Italian (Slovenia)

Ladin (Italy)

Latgalian (Latvia)

Livonian (Latvia)

Latvian (Estonia)

Lithuanian (Estonia, Latvia, Poland)

Limburgs (Netherlands, Belgium, Germany)

Luxembourgish (Luxembourg)

Karaim (Lithuania, Poland)

Kashubian (Poland)

Macedonian (Bulgaria, Greece)

Maltese (Italy, United Kingdom, Gibraltar)

Manx (United Kingdom)

Mirandese (Portugal)

Occitan (France, Italy, Spain)

Polish (Czech Republic, Estonia, Hungary, Latvia, Lithuania, Slovakia)

Portuguese (Spain)

Romani (Cyprus, Czech Republic, Estonia, Hungary, Latvia, Lithuania, Poland, Slovakia, Slovenia)

Romanian (Hungary, Bulgaria)

Russian (Bulgaria, Czech Republic, Cyprus, Estonia, Finland, France, Germany, Greece, Hungary, Latvia, Lithuania, Poland, Romania, Slovakia, United Kingdom)

Rusyn (Czech Republic, Hungary, Poland, Slovakia)

Sami (Finland, Sweden)

Samogitian (Lithuania)

Sardinian (Italy)

Scottish Gaelic (United Kingdom)

Serbian (Austria, Hungary, Germany, Romania, Slovenia)

Slovak (Austria, Czech Republic, Hungary, Poland, Romania)

Slovene (Austria, Italy, Hungary)

Sorbian (Germany)

Swedish (Estonia, Finland as Finland Swedish)

Tatar (Estonia, Lithuania, Poland)

Turkish (Cyprus, Greece, Bulgaria)

Ukrainian (Czech Republic, Estonia, Hungary, Latvia, Lithuania, Poland, Romania, Slovakia)

Welsh (United Kingdom)

Yiddish (Estonia, Latvia, Lithuania, Poland, Romania)