| Gaeilge | gle-000 |
| an tSairdín | |
| Classical Arabic—ASJP | arb-001 | Sardīniya |
| luenga aragonesa | arg-000 | Zerdeña |
| azərbaycanca | azj-000 | Sardiniya |
| bosanski | bos-000 | Sardinija |
| brezhoneg | bre-000 | Sardigna |
| bălgarski ezik | bul-001 | Sardinija |
| català | cat-000 | Sardenya |
| čeština | ces-000 | Sardinie |
| Çăvaşla | chv-001 | Sardini |
| Hànyǔ | cmn-003 | Sàdīng dǎo |
| Kernowek | cor-000 | Sardayn |
| lingua corsa | cos-000 | Sardegna |
| Cymraeg | cym-000 | Sardinia |
| dansk | dan-000 | Sardinien |
| Deutsch | deu-000 | Sardinien |
| Emiliàn | egl-000 | Sardàggna |
| eesti | ekk-000 | Sardiinia |
| Ellinika | ell-003 | Sardinía |
| English | eng-000 | Sardinia |
| Esperanto | epo-000 | Sardio |
| euskara | eus-000 | Sardinia |
| suomi | fin-000 | Sardinia |
| français | fra-000 | Sardaigne |
| lenga arpitana | frp-000 | Sardêgne |
| Frysk | fry-000 | Sardynje |
| lenghe furlane | fur-000 | Sardegne |
| galego | glg-000 | Sardeña |
| yn Ghaelg | glv-000 | yn Tardeen |
| Srpskohrvatski | hbs-001 | Sardinija |
| ISO 259-3 | heb-001 | Sardinia |
| hrvatski | hrv-000 | Sardinija |
| magyar | hun-000 | Szardínia |
| Ido | ido-000 | Sardinia |
| interlingua | ina-000 | Sardenia |
| bahasa Indonesia | ind-000 | Sardinia |
| íslenska | isl-000 | Sardinía |
| italiano | ita-000 | Sardegna |
| basa Jawa | jav-000 | Sardinia |
| Nihongo | jpn-001 | Sarudēnya |
| Kartuli | kat-001 | sardinia |
| Kurmancî | kmr-000 | Sardûnya |
| Hangungmal | kor-001 | Sareudenya |
| Ladino | lad-001 | Sardenya |
| latine | lat-000 | Sardinia |
| lengua lígure | lij-000 | Sardegna |
| lietuvių | lit-000 | Sardinija |
| latviešu | lvs-000 | Sardīnija |
| Makedonski jazik | mkd-001 | Sardinija |
| napulitano | nap-000 | Zardegna |
| Nederlands | nld-000 | Sardinië |
| bokmål | nob-000 | Sardinia |
| occitan | oci-000 | Sardenha |
| Amanung Sisuan | pam-000 | Sardinia |
| Isfahani | pes-001 | Sārdeni |
| lenga piemontèisa | pms-000 | Sardëgna |
| polski | pol-000 | Sardynia |
| português | por-000 | Sardenha |
| română | ron-000 | Sardinia |
| russkij | rus-001 | Sardinia |
| lingua siciliana | scn-000 | Sardigna |
| slovenčina | slk-000 | Sardínia |
| slovenščina | slv-000 | Sardinija |
| Soomaaliga | som-000 | Sardiiniya |
| español | spa-000 | Cerdeña |
| shqip | sqi-000 | Sardenja |
| sardu | srd-000 | Sardigna |
| српски | srp-000 | Сардинија |
| srpski | srp-001 | Sardinija |
| svenska | swe-000 | Sardinien |
| Ślůnsko godka | szl-000 | Sardyńijo |
| Türkçe | tur-000 | Sardinya |
| Latynytsia | ukr-001 | Sardynia |
| Urdu | urd-002 | Sārdīnīā |
| łéngua vèneta | vec-000 | Sardegna |