| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Teuna | TUU-nah | Dutch | ||
| Teunis | TUU-nis | Dutch | ||
| Teutorigos | - | Ancient Celtic | ||
| Tewodros | - | Eastern African, Amharic | ||
| Tezcatlipoca | - | Aztec And Toltec Mythology | ||
| ThÉO | te-O | French | ||
| ThÉOdore | te-o-DOR | French | ||
| ThÉOphile | te-o-FEEL | French | ||
| ThÉOtime | te-o-TEEM | French | ||
| ThÉRÈSe | te-REZ | French | ||
| ThaÏS | - | Ancient Greek | ||
| Thabo | - | Southern African, Tswana | ||
| Thaddaeus | - | Biblical | ||
| Thaddaios | - | Biblical Greek | ||
| Thaddeus | THAD-ee-əs (English) | English, Biblical, Biblical Latin |