| Teodor | | te-AW-dawr (Polish), TE-o-dor (Croatian) | Swedish, Norwegian, Danish, Romanian, Czech, Slovak, Polish, Serbian, Croatian, Slovene, Hungarian, | |
| Terezija | | - | Slovene, Croatian | |
| Tihana | | - | Croatian, Serbian | |
| Tihomir | | - | Croatian, Bulgarian, Serbian, Macedonian | |
| Tijana | | - | Serbian, Croatian | |
| Tin | | TEEN | Croatian | |
| Tina | | TEE-nə (English), TEE-nah (Italian, Dutch) | English, Italian, Dutch, Slovene, Croatian, Macedonian | |
| Toma (2) | | TO-mah (Croatian, Serbian) | Romanian, Croatian, Serbian, Bulgarian, Macedonian, Georgian | |
| Tomica | | - | Croatian | |
| Tomislav | | - | Croatian, Serbian, Slovene, Medieval Slavic | |
| Tomislava | | - | Croatian, Serbian, Medieval Slavic | |
| Tomo | | - | Croatian | |
| TonĆI | | - | Croatian | |
| TonČI | | - | Croatian | |
| Toni (1) | | TO-nee (Finnish) | Finnish, Croatian | |