| English | eng-000 |
| Brittany | |
| Afrikaans | afr-000 | Bretagne |
| toskërishte | als-000 | Britania e Madhe |
| العربية | arb-000 | بروتان |
| العربية | arb-000 | بريتاني |
| Toki Pona | art-007 | ma Lesi |
| Romániço | art-013 | bretonia |
| Universal Networking Language | art-253 | brittany(iof>french_region>thing,equ>bretagne) |
| ISO 3166-2 | art-416 | FR-E |
| asturianu | ast-000 | Bretaña |
| bosanski | bos-000 | Bretanja |
| brezhoneg | bre-000 | Breizh |
| brezhoneg | bre-000 | Breizh-Vihan |
| български | bul-000 | Брета́н |
| български | bul-000 | Бретан |
| български | bul-000 | Бретон |
| български | bul-000 | Бретон Британи |
| български | bul-000 | Бри́тани |
| български | bul-000 | Британи |
| Brithenig | bzt-000 | Lledew |
| català | cat-000 | Bretanya |
| català | cat-000 | Brittany |
| čeština | ces-000 | Bretaň |
| čeština | ces-000 | Bretoňsko |
| 普通话 | cmn-000 | 布列塔尼 |
| 普通话 | cmn-000 | 布里坦尼 |
| 國語 | cmn-001 | 布列塔尼 |
| 國語 | cmn-001 | 布裏坦尼 |
| Hànyǔ | cmn-003 | Bù lǐ tǎn ni |
| Middle Cornish | cnx-000 | Breten Vian |
| Middle Cornish | cnx-000 | Breten Vyghan |
| Kernowek | cor-000 | Breten |
| Kernowek | cor-000 | Breten Vian |
| Kernowek | cor-000 | Breten Vyghan |
| Cymraeg | cym-000 | Llydaw |
| dansk | dan-000 | Bretagne |
| dansk | dan-000 | Breton |
| Deutsch | deu-000 | Bretagne |
| Deutsch | deu-000 | Brittany |
| Deutsch | deu-000 | Epagneul Breton |
| Deutsch | deu-000 | Kleinbritannien |
| eesti | ekk-000 | Bretagne |
| ελληνικά | ell-000 | Βρετάνη |
| ελληνικά | ell-000 | Βρετάννη |
| ελληνικά | ell-000 | Βρετανή |
| ελληνικά | ell-000 | Βρεττάνη |
| ελληνικά | ell-000 | Μπρίτνεϊ |
| English | eng-000 | Breiz |
| English | eng-000 | Bretagne |
| English | eng-000 | Lorient |
| Esperanto | epo-000 | Bretonio |
| Esperanto | epo-000 | Bretonujo |
| euskara | eus-000 | Bretainia |
| suomi | fin-000 | Breizh |
| suomi | fin-000 | Bretagne |
| suomi | fin-000 | Bretoni |
| suomi | fin-000 | Brittany |
| suomi | fin-000 | bretoni |
| français | fra-000 | Armorique |
| français | fra-000 | Bretagne |
| français | fra-000 | Région Bretagne |
| français | fra-000 | Épagneul breton |
| français | fra-000 | épagneul breton |
| Frysk | fry-000 | Bretanje |
| Gàidhlig | gla-000 | A' Bhreatann Bheag |
| Gàidhlig | gla-000 | A’ Bhreatann Bheag |
| Gàidhlig | gla-000 | A’ Breatin |
| Gàidhlig | gla-000 | Breatainn Bheag |
| Gàidhlig | gla-000 | a’ Bhreatainn Bheag |
| Gaeilge | gle-000 | An BhriotÚin |
| Gaeilge | gle-000 | An Bhriotáin |
| Gaeilge | gle-000 | Briotáin |
| Gaeilge | gle-000 | an Bhriotáin |
| Gaeilge | gle-000 | an-Bhriotáin |
| galego | glg-000 | Bretaña |
| galego | glg-000 | Brittany |
| yn Ghaelg | glv-000 | Britaan |
| yn Ghaelg | glv-000 | Yn Vritaan |
| ʻōlelo Hawaiʻi | haw-000 | Biritane |
| ʻōlelo Hawaiʻi | haw-000 | Pilikane |
| Српскохрватски | hbs-000 | Бретања |
| Srpskohrvatski | hbs-001 | Bretanja |
| हिन्दी | hin-000 | ब्रीटैनी |
| hrvatski | hrv-000 | Bretanja |
| magyar | hun-000 | Bretagne |
| արևելահայերեն | hye-000 | Բրետան |
| Ido | ido-000 | Bretonia |
| ᐃᓄᒃᑎᑐᑦ | iku-000 | ᑉᕆᑦᑕᓂ |
| bahasa Indonesia | ind-000 | Breiz |
| bahasa Indonesia | ind-000 | Bretagne |
| bahasa Indonesia | ind-000 | Brittany |
| italiano | ita-000 | Bretagna |
| italiano | ita-000 | Bretagne |
| italiano | ita-000 | Epagneul Breton |
| 日本語 | jpn-000 | ブリタニー |
| 日本語 | jpn-000 | ブルターニュ |
| 日本語 | jpn-000 | ブルターニュ地域圏 |
| 日本語 | jpn-000 | ブルターニュ地方 |
| ქართული | kat-000 | ბრეტანი |
| 한국어 | kor-000 | ^브르타뉴 |
| 한국어 | kor-000 | 브르타뉴 |
| latine | lat-000 | Aremorica |
| latine | lat-000 | Britannia Minor |
| latine | lat-000 | Brittania Minor |
| Latina Nova | lat-003 | Britannia minor |
| Lingua Franca Nova | lfn-000 | Bres |
| lietuvių | lit-000 | Bretanė |
| latviešu | lvs-000 | Bretaņa |
| македонски | mkd-000 | Брета́ња |
| македонски | mkd-000 | Бретања |
| Malti | mlt-000 | Bretanja |
| Nederlands | nld-000 | Armorica |
| Nederlands | nld-000 | Bretagne |
| Nederlands | nld-000 | Epagneul breton |
| bokmål | nob-000 | Bretagne |
| bokmål | nob-000 | Breton |
| occitan | oci-000 | Bretanha |
| Old Cornish | oco-000 | Breten Vian |
| Old Cornish | oco-000 | Breten Vyghan |
| فارسی | pes-000 | بریتانی |
| polski | pol-000 | Bretania |
| polski | pol-000 | Epagneul Breton |
| português | por-000 | Bretanha |
| română | ron-000 | Bretania |
| русский | rus-000 | Брета́нь |
| русский | rus-000 | Бретань |
| русский | rus-000 | Бри́ттани |
| slovenčina | slk-000 | Bretónsko |
| slovenščina | slv-000 | Bretanija |
| slovenščina | slv-000 | Bretanja |
| español | spa-000 | Bretaña |
| español | spa-000 | Brittany |
| српски | srp-000 | Бретања |
| српски | srp-000 | Епањел бретон |
| svenska | swe-000 | Bretagne |
| svenska | swe-000 | Breton |
| Tagalog | tgl-000 | Britanya |
| ภาษาไทย | tha-000 | บริตานี |
| ภาษาไทย | tha-000 | เมืองบริตทานี |
| Türkçe | tur-000 | Bretanya |
| Türkçe | tur-000 | Brittany |
| Volapük | vol-000 | Bretän |
| Nourmaund | xno-000 | Brétangne |
| 原中国 | zho-000 | 布列塔尼 |
| Bahasa Malaysia | zsm-000 | Breiz |
| Bahasa Malaysia | zsm-000 | Bretagne |
| Bahasa Malaysia | zsm-000 | Brittany |