| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Tristan | TRIS-tən (English), trees-TAWN (French) | Welsh, English, French, Arthurian Romance | ||
| Tristen | TRIS-tən | English (Modern) | ||
| Tristin | TRIS-tin | English (Modern) | ||
| Triston | TRIS-tən | English (Modern) | ||
| Tristram | - | English (British) | ||
| Trix | TRIKS | English | ||
| Trixie | TRIK-see | English | ||
| Troels | - | Danish | ||
| Troy | TROI | English | ||
| Trudi | TROO-dee | German, English | ||
| Trudie | TROO-dee (English), TRUY-dee (Dutch) | English, Dutch | ||
| Trudy | TROO-dee (English), TRUY-dee (Dutch) | English, Dutch | ||
| Trueman | TROO-mən | English (Rare) | ||
| Truls | - | Norwegian, Swedish | ||
| Truman | TROO-mən | English |