| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Ualan | - | Scottish | ||
| Udo (2) | - | Western African, Igbo | ||
| Uduak | - | Western African, Ibibio | ||
| Ufuoma | - | Western African, Urhobo | ||
| Uilleam | - | Scottish | ||
| Ujarak | - | Native American, Inuit | ||
| Ukaleq | - | Native American, Greenlandic | ||
| Ulloriaq | - | Native American, Greenlandic | ||
| Ulrich | UWL-rikh (German) | German, French, Ancient Germanic | ||
| Ulysse | - | French | ||
| Umar | - | Arabic | ||
| Umukoro | - | Western African, Urhobo | ||
| Unathi | - | Southern African, Xhosa | ||
| Unnr | - | Ancient Scandinavian | ||
| Unnur | - | Icelandic |