| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| THÉOTIME | te-o-TEEM | French | ||
| THÉRÈSE | te-REZ | French | ||
| THÙY | - | Vietnamese | ||
| THAÍS | - | Portuguese (Brazilian) | ||
| THAÏS | - | Ancient Greek | ||
| THABO | - | Southern African, Tswana | ||
| Thacker | ['θækə] | |||
| Thad | [θæd] | |||
| THAD | THAD | English | ||
| THADDAEUS | - | Biblical | ||
| THADDAIOS | - | Biblical Greek | ||
| Thaddeus | [θæ'di(:)əs] | |||
| THADDEUS | THAD-ee-əs (English) | English, Biblical, Biblical Latin | ||
| THAIS | - | Ancient Greek | ||
| THAKSIN | - | Thai |