| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Trifon | - | Bulgarian | ||
| Triinu | - | Estonian | ||
| Trine | - | Danish | ||
| Trini | TREE-nee | Spanish | ||
| Trinidad | tree-nee-DHAHD | Spanish | ||
| Trishna | - | Indian, Hindi | ||
| TristÁN | tree-STAHN | Spanish | ||
| Tristan | TRIS-tən (English), trees-TAWN (French) | Welsh, English, French, Arthurian Romance | ||
| Troels | - | Danish | ||
| Trond | - | Norwegian | ||
| Trude | - | Norwegian | ||
| Trudi | TROO-dee | German, English | ||
| Trueman | TROO-mən | English (Rare) | ||
| Truls | - | Norwegian, Swedish | ||
| Tryggvi | - | Icelandic, Ancient Scandinavian |