| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| TAAVET | - | Estonian | ||
| TAAVETTI | TAH:-vet-tee | Finnish | ||
| TAAVI | TAH:-vee (Finnish) | Estonian, Finnish | ||
| TACITO | tah-CHEE-to (Italian), tah-THEE-to (Spanish), tah-SEE-to (Latin American Spanish) | Italian, Spanish, Portuguese | ||
| TACITUS | - | Ancient Roman | ||
| TAD | TAD | English | ||
| TADAS | - | Lithuanian | ||
| TADDEO | - | Italian | ||
| TADEÁŠ | - | Czech, Slovak | ||
| TADEJ | - | Slovene | ||
| TADEO | tah-DE-o | Spanish | ||
| TADEU | - | Portuguese | ||
| TADEUSZ | tah-DE-uwsh | Polish | ||
| TADG | - | Irish, Scottish | ||
| TADHG | TIEG | Irish, Scottish |