| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
|---|
| Ubaldo | Ubaldo/Ubalda | Old High German | Italian | Words: mind, spirit / bold, brave | |
| Uberto | Hubert/Huberta | Old High German | Italian | Words: mind, spirit / bright | |
| Uda | Uda | Unknown | Malay | | |
| Udo | Otto/Ute | Old High German | German | Words: wealth | |
| Ueli | Ulrich/Ulrike | Old High German | German, Swiss German | Words: patrimony, inherited property / rich, powerful, power | |
| Uesli | Wesley | Old English | Albanian | west meadow, west clearing | |
| Ughur | Ugur | Turkish | Azerbaijani | good luck | |
| Ugo | Hugo/Huguette | Old High German | Italian | Words: mind, spirit | |
| Ugur | Ugur | Turkish | Turkish | good luck | |
| Ujang | Ujang | Malay | Malay | | |
| Ulf | Ulf | Old Norse | German, Scandinavian | Words: wolf | |
| Úlfur | Ulf | Old Norse | Icelandic | Words: wolf | |
| Uli | Ulrich/Ulrike | Old High German | German | Words: patrimony, inherited property / rich, powerful, power | |
| Ulises | Ulysses | Old Greek | Spanish | Words: hate | #930 |
| Ulisse | Ulysses | Old Greek | Italian | Words: hate | |
| Ulli | Ulrich/Ulrike | Old High German | German | Words: patrimony, inherited property / rich, powerful, power | |
| Ulric | Ulrich/Ulrike | Old High German | English, French | Words: patrimony, inherited property / rich, powerful, power | |
| Ulrich | Ulrich/Ulrike | Old High German | German | Words: patrimony, inherited property / rich, powerful, power | |
| Ulrico | Ulrich/Ulrike | Old High German | Italian | Words: patrimony, inherited property / rich, powerful, power | |
| Ulrik | Ulrich/Ulrike | Old High German | German | Words: patrimony, inherited property / rich, powerful, power | |
| Ulv | Ulf | Old Norse | Scandinavian | Words: wolf | |
| Ulysse | Ulysses | Old Greek | French | Words: hate | |
| Ulysses | Ulysses | Old Greek | English | Words: hate | |
| Umar | Umar | Arabic | Arabic | flourishing, long-living | |
| Umberto | Humbert | Old High German | Italian | Words: young animal / bright | |
| Umut | Umut | Turkish | Turkish | hope | |
| Unai | Unai | Basque | Spanish, Basque | maybe shepherd | |
| Ünal | Ünal | Unknown | Turkish | | |
| Unknown | Baby/Baby | English | English | | |
| 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 | |
| Urbain | Urban | Latin | French | Words: urban | |
| Urban | Urban | Latin | German | Words: urban | |
| Urbano | Urban | Latin | Italian | Words: urban | |
| Uri | Uriel | Hebrew | Hebrew | God is my light | |
| Uriah | Uriah | Hebrew | English | Yahweh is my light | #696 |
| Uriel | Uriel | Hebrew | German, Hebrew | God is my light | #497 |
| Urijah | Uriah | Hebrew | English | Yahweh is my light | |
| Urim | Urim | Hebrew | German, English | lights, fires | |
| Uros | Uros | Hungarian | Serbo-Croatian | Words: lord, master | |
| Urs | Urs | Latin | German, Swiss German | the bear | |
| Ursino | Ursino | Latin | Italian | Words: bear | |
| Usama | Usama | Arabic | Arabic | the lion | |
| Usman | Osman | Arabic | Turkish | bustard fledgling | |
| Usop | Joseph/Josepha | Hebrew | Malay | He (God) will add | |
| Uther | Uther | Welsh | English, Welsh | maybe terrible | |
| Uthman | Osman | Arabic | Arabic | bustard fledgling | |
| Uthr | Uther | Welsh | English | maybe terrible | |
| Utku | Utku | Turkish | Turkish | triumph, victory | |
| Utz | Ulrich/Ulrike | Old High German | German, Swiss German | Words: patrimony, inherited property / rich, powerful, power | |
| Uwe | Uwe | Old Norse | German, Frisian, Low German | Words: point, edge | |
