| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Rozika | - | Croatian | ||
| RuŽA | ROO-zhah | Croatian, Serbian | ||
| RuŽIca | - | Croatian | ||
| RubÉN | roo-BEN | Spanish | ||
| Rubem | - | Portuguese (Brazilian) | ||
| Ruben | RUY-bən (Dutch) | Swedish, Norwegian, Danish, Dutch, French, Armenian, Biblical Latin | ||
| Rubena | roo-BE-nah | Esperanto | ||
| Rubens | - | Portuguese (Brazilian) | ||
| Rubina | - | Italian | ||
| Rudesind | - | Ancient Germanic | ||
| Rudi | - | German, Hungarian | ||
| Rudo | - | Southern African, Shona | ||
| Rudolf | ROO-dawlf (German), RUW-dawlf (Polish) | German, Dutch, Swedish, Norwegian, Danish, Polish, Czech, Hungarian, Slovene, Croatian, Russian, Arm | ||
| Ruedi | - | German (Swiss) | ||
| Ruf | - | Russian |