| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| TÄHti | - | Finnish (Rare) | ||
| Taavetti | TAH:-vet-tee | Finnish | ||
| Taavi | TAH:-vee (Finnish) | Estonian, Finnish | ||
| Tahvo | TAHH-vo | Finnish | ||
| Taika | - | Finnish (Rare) | ||
| Taimi | TIE-mee | Finnish | ||
| Taina | TIE-nah | Finnish | ||
| Taisto | TIES-to | Finnish | ||
| Taneli | TAH-ne-lee | Finnish | ||
| Tanja | TAHN-yah (German, Finnish) | German, Finnish, Serbian, Croatian, Slovene, Macedonian, Danish, Swedish, Norwegian | ||
| Tapani | TAH-pah-nee | Finnish | ||
| Tapio | TAH-pee-o (Finnish) | Finnish, Finnish Mythology | ||
| Tarja | TAHR-yah | Finnish | ||
| Tarmo | TAHR-mo (Finnish) | Estonian, Finnish | ||
| Taru | TAH-roo | Finnish |