| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| TÉLesphore | - | French | ||
| Tatienne | - | French | ||
| ThÉO | te-O | French | ||
| ThÉOdore | te-o-DOR | French | ||
| ThÉOphile | te-o-FEEL | French | ||
| ThÉOtime | te-o-TEEM | French | ||
| ThÉRÈSe | te-REZ | French | ||
| Theirn | - | French | ||
| Thibault | tee-BO | French | ||
| Thierry | tee-e-REE | French | ||
| Thomas | TAHM-əs (English), TOM-əs (English), to-MAH (French), TO-mahs (German, Dutch), tho-MAHS (Greek) | English, French, German, Dutch, Swedish, Norwegian, Danish, Greek, Biblical, Biblical Latin, Biblica | ||
| TimothÉ | tee-mo-TE | French | ||
| TimothÉE | tee-mo-TE | French | ||
| Tiphaine | - | French | ||
| Tiphanie | - | French |