| Tan | Man | Vietnamese Names |
| Thai | Man | Vietnamese Names |
| Thanh | Man | Vietnamese Names |
| Thao | Woman | Vietnamese Names |
| Thi | Woman | Vietnamese Names |
| Thian | Man | Vietnamese Names |
| Thu | Unisex | Vietnamese Names |
| Thuan | Man | Vietnamese Names |
| Thuong | Unisex | Vietnamese Names |
| Thuy | Woman | Vietnamese Names |
| Thuyet | Man | Vietnamese Names |
| Thy | Woman | Vietnamese Names |
| Tien | Woman | Vietnamese Names |
| Toan | Unisex | Vietnamese Names |
| Trai | Man | Vietnamese Names |
| Tran | Unisex | Vietnamese Names |
| Trang | Woman | Vietnamese Names |
| Trinh | Woman | Vietnamese Names |
| Truc | Woman | Vietnamese Names |
| Trung | Unisex | Vietnamese Names |