| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2024 |
| Timaeus | Timaeus | Old Greek | German, English | maybe honor | |
| Timeo | Timotheus/Timotea | Old Greek | French | honoring God | |
| Timéo | Timotheus/Timotea | Old Greek | French | honoring God | |
| Timeon | Timon | Old Greek | German, English | Words: honored, esteemed | |
| Timmy | Timotheus/Timotea | Old Greek | English | honoring God | |
| Timofey | Timotheus/Timotea | Old Greek | Russian | honoring God | |
| Timon | Timon | Old Greek | German | Words: honored, esteemed | |
| Timotea | Timotheus/Timotea | Old Greek | Italian | honoring God | |
| Timotej | Timotheus/Timotea | Old Greek | Slovenian | honoring God | |
| Timoteo | Timotheus/Timotea | Old Greek | Spanish, Italian | honoring God | |
| Timothe | Timotheus/Timotea | Old Greek | French | honoring God | |
| Timothé | Timotheus/Timotea | Old Greek | French | honoring God | |
| Timothée | Timotheus/Timotea | Old Greek | French | honoring God | |
| Timotheus | Timotheus/Timotea | Old Greek | German | honoring God | |
| Timothy | Timotheus/Timotea | Old Greek | English | honoring God | #207 |
| Tina | Katherine | Old Greek | German, Frisian, Low German | maybe the pure | |
| Tindara | Tindara | Old Greek | Italian | | |
| Tinka | Katherine | Old Greek | German | maybe the pure | |
| Tiphaine | Epiphany | Old Greek | French | epiphany, manifestation | |
| Todor | Theodore/Theodora | Old Greek | Bulgarian | gift of god | |
| Tracy | Teresio/Theresa | Old Greek | English | maybe the hunteress | |
| Trine | Katherine | Old Greek | Scandinavian | maybe the pure | |
| Tudor | Theodore/Theodora | Old Greek | Romanian | gift of god | |
| Tycho | Tycho | Old Greek | Scandinavian | hitting the mark | |
| Tygo | Tycho | Old Greek | Dutch | hitting the mark | |
| Tymon | Timon | Old Greek | Polish | Words: honored, esteemed | |
| Tymoteusz | Timotheus/Timotea | Old Greek | Polish | honoring God | |
| Typhaine | Epiphany | Old Greek | French | epiphany, manifestation | |
| Ulises | Ulysses | Old Greek | Spanish | Words: hate | #909 |
| Ulisse | Ulysses | Old Greek | Italian | Words: hate | |
| Ulysse | Ulysses | Old Greek | French | Words: hate | |
| Ulysses | Ulysses | Old Greek | English | Words: hate | |
| Uran | Uranus | Old Greek | Albanian | sky | |
| Urano | Uranus | Old Greek | Portuguese, Spanish, Italian | sky | |
| Uranus | Uranus | Old Greek | German, Scandinavian, Dutch, English, French, Finnish | sky | |
| Urte | Dorotheus/Dorothea | Old Greek | Lithuanian | gift of God | |
| Vasil | Basil/Basilia | Old Greek | Albanian | kingly, royal | |
| Vasile | Basil/Basilia | Old Greek | Romanian | kingly, royal | |
| Vasíleios | Basil/Basilia | Old Greek | Greek | kingly, royal | |
| Vasili | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Vasilii | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Vasilikí | Basil/Basilia | Old Greek | Greek | kingly, royal | |
| Vasilisa | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Vasilissa | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Vassilios | Basil/Basilia | Old Greek | Greek | kingly, royal | |
| Vassily | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Vasya | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Verenice | Berenike | Old Greek | Spanish | bringing victory | |
| Verona | Veronica | Old Greek | German | bringing victory | |
| Veronica | Veronica | Old Greek | Italian, English, Romanian | bringing victory | #392 |
| Verónica | Veronica | Old Greek | Spanish | bringing victory | |
| Verônica | Veronica | Old Greek | Portuguese | bringing victory | |
| Veronika | Veronica | Old Greek | German, Czech | bringing victory | |
| Veronika | Veronica | Old Greek | Russian | bringing victory | |
| Véronique | Veronica | Old Greek | French | bringing victory | |
| Vroni | Veronica | Old Greek | German | bringing victory | |
| Wassili | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Wassily | Basil/Basilia | Old Greek | Russian | kingly, royal | |
| Wastl | Sebastian/Sebastina | Old Greek | German | from Sebaste | |
| Weronika | Veronica | Old Greek | Polish | bringing victory | |
| Xander | Alexander/Alexandra | Old Greek | German | he who wards off (other) men, defender of men | #215 |
| Xanthe | Xanthos/Xanthe | Old Greek | German | yellow, fair | |
| Xanthia | Xanthos/Xanthe | Old Greek | German | yellow, fair | |
| Xanthippe | Xanthippe | Old Greek | German, English | yellow horse | |
| Xanthos | Xanthos/Xanthe | Old Greek | German | yellow, fair | |
| Xena | Xenia | Old Greek | English | hospitality | |
| Xenia | Xenia | Old Greek | German | hospitality | |
| Yekaterina | Katherine | Old Greek | Russian | maybe the pure | |
| Yevgeni | Eugen/Eugenie | Old Greek | Russian | well born, noble | |
| Yola | Yolanda | Old Greek | German | violet | |
| Yolanda | Yolanda | Old Greek | French, English | violet | |
| Yolande | Yolanda | Old Greek | French, English | violet | |
| Yolantha | Yolanda | Old Greek | French, English | violet | |
| Yolanthe | Yolanda | Old Greek | French, English | violet | |
| Yorick | Georg/Georgia | Old Greek | English, Scandinavian | farmer, earthworker | |
| York | Georg/Georgia | Old Greek | Scandinavian | farmer, earthworker | |
| Yorrick | Georg/Georgia | Old Greek | English, Scandinavian | farmer, earthworker | |
| Yuri | Georg/Georgia | Old Greek | Russian | farmer, earthworker | |
| Zander | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | #377 |
| Zen | Zeno | Old Greek | English | | #955 |
| Zena | Zenas | Old Greek | Italian | | |
| Zenas | Zenas | Old Greek | German, English | | |
| Zenia | Xenia | Old Greek | Italian | hospitality | |
| Zeno | Zeno | Old Greek | German, English | | |
| Zénó | Zeno | Old Greek | Hungarian | | |
| Zenone | Zeno | Old Greek | Italian | | |
| Zoa | Zoe | Old Greek | Spanish | life | |
| Zoe | Zoe | Old Greek | German, English, Polish, Greek | life | #29 |
| Zoé | Zoe | Old Greek | French | life | |
| Zoë | Zoe | Old Greek | Dutch | life | |
| Zoey | Zoe | Old Greek | English | life | #59 |
| Zofia | Sophia | Old Greek | Polish | wisdom | |
| Zofie | Sophia | Old Greek | Czech | wisdom | |
| Zoí | Zoe | Old Greek | Greek | life | |
| Zoie | Zoe | Old Greek | English | life | |
| Zoila | Zoilo/Zoila | Old Greek | Spanish | Words: life | |
| Zoilo | Zoilo/Zoila | Old Greek | Spanish | Words: life | |
| Zoja | Zoe | Old Greek | Slovenian | life | |
| Zoya | Zoe | Old Greek | Russian | life | #972 |
| Zsófia | Sophia | Old Greek | Hungarian | wisdom | |