| Uarov |
| Ugrimov |
| Ugrimov |
| Uhtomskaya |
| Ujeyko |
| Ulyanov |
| Untilova |
| Unt-Moldavan |
| Urbanovich |
| Ureke |
| Urekiusha |
| Urfalov |
| Uriakle |
| Urlinskiy |
| Urmezyu |
| Ursaki |
| Ursovy |
| Ursu |
| Ursul |
| Urusov |
| Ushenko |
| Usinevich |
| Uskat |
| Uskat |
| Ustrugov |
| Ustrugov |
| Uval'ev |
| Uvaliev |
| Uviaga |
| Uzlovskiy |
| Uнtilov |