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
T
| Language name | Native name | Code |
|---|---|---|
| Tagalog | Wikang Tagalog | TGL |
| Tahitian | Te Reo Tahiti, Te Reo Māʼohi | TAH |
| Tai languages | - | TAI |
| Tajik | Тоҷикӣ, تاجیکی | TGK |
| Tamashek | Tamajeq | TMH |
| Tamil | தமிழ் | TAM |
| Tatar | Татарча, Tatarça, تاتارچا | TAT |
| Telugu | తెలుగు | TEL |
| Tereno | - | TER |
| Tetum | Tetun | TET |
| Thai | ภาษาไทย | THA |
| Tibetan | བོད་ཡིག | TIB |
| Tigre | Tigré, Khasa | TIG |
| Tigrinya | ትግርኛ | TIR |
| Timne | - | TEM |
| Tiv | - | TIV |
| Tlingit | Lingít | TLI |
| Tok Pisin | Tok Pisin | TPI |
| Tokelau | Tokelau | TKL |
| Tonga | Faka-Tonga | TON |
| Tonga | Chitonga | TOG |
| Tsimshian | - | TSI |
| Tsonga | Xitsonga | TSO |
| Tswana | Setswana | TSN |
| Tumbuka | Chitumbuka | TUM |
| Tupi languages | Nheengatu | TUP |
| Turkish | Türkçe | TUR |
| Turkish, Ottoman | - | OTA |
| Turkmen | Түркмен | TUK |
| Tuvalu | Gana Tuvalu | TVL |
| Tuvinian | Тыва Дыл | TYV |
| Twi | - | TWI |
