Achternamen
| Achternaam | Aantal |
|---|---|
| Rojas | 1 |
| Rojnik | 1 |
| Rokajah | 1 |
| Rokegem | 1 |
| Rokka | 1 |
| Roks | 19 |
| Roksnoer | 3 |
| Rokven | 1 |
| Rokx | 25 |
| Roland | 3 |
| Rolandus | 1 |
| Rold, da | 1 |
| Rolefes | 1 |
| Rolevink | 1 |
| Rolf | 1 |
| Rolfes | 2 |
| Roling | 2 |
| Rolink | 6 |
| Rölkens | 3 |
| Rölkes | 1 |
| Rollé | 1 |
| Rolleghem, van | 1 |
| Röllich | 1 |
| Röls | 1 |
| Rolvers | 1 |