| Afrikaans | een en twintig |
|---|---|
| Albanian | njëzet e një |
| Amharic | haya ande |
| Arabic | |
| Armenian | Kessaneh Meg |
| Asturian | ventiún |
| Azerbaijani | - Ìyirmi bir |
| Basque | hogeita bat |
| Bengali | Aa'kush |
| Bosnian | dvadesetjedan |
| Breton | unan war'n ugent |
| Bulgarian | |
| Cantonese | |
| Catalan | vint-i-un |
| Chipewyan | |
| Cornish | onan warn ugens |
| Creole | Ven-en |
| Croatian | dvadeset jedan |
| Czech | dvacet jedna, jednadvacet |
| Dagaare | Lezare ne yeni |
| Danish | en og tyve |
| Dutch | eenentwintig |
| English | twenty one |
| Esperanto | dudek unu |
| Estonian | kakskümmend üks |
| Eurish | dunt-una |
| Farsi | |
| Finnish | kaksikymmentäyksi |
| French | vingt-et-un(e) |
| Frisian | ienentweintich |
| Galician | Vinte e um - Vinten |
| Georgian | |
| German | Einundzwanzig |
| Greek | |
| Gujarati | ekvees |
| Hawaiian | `iwakálua-kúmá-kahi |
| Hebrew | |
| Hindi | ikkiis |
| Holooe | jï-cháp-it |
| Hungarian | huszonegy |
| Icelandic | tuttugu og einn |
| Ido | duadek-e-un |
| Indonesian | dua puluh satu |
| Interlingua | vinti-un |
| Irish | fiche haon |
| Italian | ventuno |
| Japanese | |
| Korean | |
| Latin | viginti unus, unus et viginti |
| Latvian | divdesmitviens |
| Lithuanian | dvides^imt vienas |
| Luganda | abiri mu emu |
| Malaysian | dua puluh satu |
| Mandarin | èr shí yi-. |
| Marshallese | rongouljuon |
| Mazahua | 21 |
| Norwegian | tjueen |
| Occitan | vint-e-un(a) |
| Polish | dwadzies'cia jeden |
| Portuguese | vinte e um |
| Brazilian Portuguese | vinte e um |
| Quechua | Iskay chunka huhniyuh |
| Romanian | douãzeci s'i unu |
| Russian | |
| Serbian | dvadeset jedan |
| Sesotho | Mashome a mabedi a motso o mong |
| Sinhala | Visi Eka. |
| Slovak | dvadsat^ jeden (jedna, jedno) |
| Slovenian | enaindvajset |
| Spanish | veintiuno, veinte y uno |
| Swahili | ishirini na moja |
| Swedish | tjugoett |
| Tagalog | Dalawampu't isa |
| Thai | |
| Tswana | Masome mabedi le bongwe |
| Turkish | yirmi bir |
| Ukrainian | |
| Vietnamese | |
| Welsh | dauddeg un |
| Wolof | nyaar fuka ak bena |
| Xhosa | amashumi amabini ananye |
| Yiddish | |
| Zulu | amashumi amabili nanye |
- Ìyirmi bir
ikkiis
èr shí yi-.