| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Treasure | TRE-zhər | English (Modern) | ||
| Trecia | - | English (Rare) | ||
| Trent | TRENT | English | ||
| Trenton | TREN-tən | English | ||
| Tresha | - | English (Rare) | ||
| Trev | TREV (English) | Welsh, English | ||
| Trevelyan | trə-VEL-yən | English (Rare) | ||
| Trevor | TRE-vər (English) | Welsh, English | ||
| Trey | TRAY | English | ||
| Tria | - | English (Rare) | ||
| Tricia | TRISH-ə | English | ||
| Trina | TREE-nə | English | ||
| Trinity | TRIN-i-tee | English | ||
| Trish | TRISH | English | ||
| Trisha | TRISH-ə | English |