| Name | Other Name | Family | Nativ Name | ISO6391 Code | ISO6392T Code | ISO6392B Code | ISO6393 Code | Notes |
|---|---|---|---|---|---|---|---|---|
| Czech | Indo-European | čeština; český jazyk | cs | ces | cze | ces | ||
| Danish | Indo-European | dansk | da | dan | dan | dan | ||
| Dzongkha | Sino-Tibetan | རྫོང་ཁ | dz | dzo | dzo | dzo | ||
| English | Indo-European | English | en | eng | eng | eng | ||
| Esperanto | Constructed | Esperanto | eo | epo | epo | epo | constructed; initiated from L.L. Zamenhof; 1887 | |
| Estonian | Uralic | eesti; eesti keel | et | est | est | est + 2 | macrolanguage | |
| Ewe | Niger–Congo | Eʋegbe | ee | ewe | ewe | ewe | ||
| Chinese | Sino-Tibetan | 中文 (Zhōngwén); 汉语; 漢語 | zh | zho | chi | zho + 13 | macrolanguage | |
| Azerbaijani | Turkic | azərbaycan dili | az | aze | aze | aze + 2 | macrolanguage | |
| Kashmiri | Indo-European | कश्मीरी; كشميري | ks | kas | kas | kas |