| Name | Other Name | Family | Nativ Name | ISO6391 Code | ISO6392T Code | ISO6392B Code | ISO6393 Code | Notes |
|---|---|---|---|---|---|---|---|---|
| Volapük | Constructed | Volapük | vo | vol | vol | vol | constructed | |
| Twi | Niger–Congo | Twi | tw | twi | twi | twi | Covered by macrolanguage [ak/aka] | |
| Turkmen | Turkic | Türkmen; Түркмен | tk | tuk | tuk | tuk | ||
| Turkish | Turkic | Türkçe | tr | tur | tur | tur | ||
| Venda | Niger–Congo | Tshivenḓa | ve | ven | ven | ven | ||
| Vietnamese | Austroasiatic | Tiếng Việt | vi | vie | vie | vie | ||
| Maori | Austronesian | te reo Māori | mi | mri | mao | mri | also known as Māori | |
| Swedish | Indo-European | Svenska | sv | swe | swe | swe | ||
| Finnish | Uralic | suomi; suomen kieli | fi | fin | fin | fin | ||
| Somali | Afro-Asiatic | Soomaaliga; af Soomaali | so | som | som | som |