| Name | Meaning | Gender | Origin |
| Uadjit | Mythical cobra goddess. | F | Egyptian |
| Uaid | Irish form of Walter. | M | Irish |
| Uald | Ruler. | F | Norse |
| Ualda | Brave. | F | Teutonic |
| Ualtar | Strong fighter. | M | Irish |
| Uatchit | Another form of Hathor. | F | Egyptian |
| Uba | Father/ Lord | M | African |
| Ubaadah | Variant of Ubadah: Old Arabic name. | M | Muslim |
| Ubadah | Old Arabic name. | M | Muslim |
| Ubaid | Faithful. | M | Egyptian |
| Ubaidah | Servant of God. | M | Muslim |
| Ubay | Old Arabic name. | M | Muslim |
| Ubel | Evil. | M | German |
| Ubert | Intelligent. | M | Teutonic |
| Ucal | Power/ prevalency. | M | Biblical |
| Uchdryd | Legendary son of Erim. | M | Welsh |
| Udale | From the yew tree valley. | M | English |
| Udall | From the yew tree valley. | M | English |
| Uday | To Arrive | M | Hindi |
| Udayle | From the yew tree valley. | M | English |
| Udela | Wealthy. | F | Anglo-Saxon |
| Udele | Wealthy. | F | Anglo-Saxon |
| Udell | Grove of trees | M | English |
| Udo | Universal ruler. | M | Teutonic |
| Udolf | Wealthy wolf. | M | English |
| Udolph | Wealthy wolf. | M | English |
| Uel | Desiring God. | M | Biblical |
| Ufa | Flour. | M | Egyptian |
| Uftzi | Sky. | M | Basque |
| Ugbjom | War bear. | M | Norse |
| Ugo | Intelligence/ Spirit | M | Italian |
| Ugutz | Name for John the Baptist. | M | Basque |
| Uherto | Intelligent. | M | Teutonic |
| Uigbiorn | War bear. | M | Norse |
| Uileog | Resolute defender. | M | Teutonic |
| Uilleam | Helmeted. | M | Gaelic |
| Uilliam | Resolute defender. | M | Teutonic |
| Uisdean | Intelligent. | M | Gaelic |
| Uiseann | Conqueror. | M | Latin |
| Uistean | Variant of Euston: Heart. | M | Irish |
| Uja | Grow. | M | Indian |
| Ujana | Youth | F | African |
| Ula | Jewel of the Sea | F | Celtic/Gaelic |
| Ulai | Strength/ fool/ senseless. | E | Biblical |
| Ulam | The porch/ the court/ their strength/ their folly. | M | Biblical |
| Ulan | First Born of Twins | F | African |
| Uland | Fom the noble land. | M | Teutonic |
| Ulani | Cheerful | F | Hawaiian |
| Uldwyna | Special friend. | F | English |
| Ulema | Intelligent One | F | Arabic |