A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
U
| Nume limba | Nume nativ | Cod |
|---|---|---|
| Udmurt | Удмурт Кыл | UDM |
| Ugaritic | - | UGA |
| Uighur; Uyghur | Uyƣurqə, Uyğurçe, ئۇيغۇرچ | UIG |
| Ukrainian | Українська Мова | UKR |
| Umbundu | Úmbúndú | UMB |
| Uncoded languages | - | MIS |
| Undetermined | - | UND |
| Upper Sorbian | Hornjoserbsce | HSB |
| Urdu | اردو | URD |
| Uzbek | O'zbek, Ўзбек, أۇزبېك | UZB |