| Naam | Aantal | Naam | Aantal |
|---|---|---|---|
| Ruiter, de | 10 | Russell Greenhill | 1 |
| Ruiterman | 1 | Ruste, von | 1 |
| Ruiz | 2 | Rustige | 2 |
| Rümann | 1 | Rusz | 1 |
| Ruméan, de | 1 | Rutenberg, van den | 3 |
| Rumigny, de | 9 | Rutenberg, van | 4 |
| Rumigny-Florennes, de | 6 | Rutenberg, von | 1 |
| Rumily, de | 2 | Rutenborg, van | 1 |
| Rumley, de | 1 | Rutgers | 1 |
| Rummen, van | 1 | Ruthenberg, von | 1 |
| Rumor, von | 1 | Rutherford | 4 |
| Rump | 2 | Ruthven | 11 |
| Rumpf | 1 | Rutte | 2 |
| Runcker | 1 | Rutten | 1 |
| Runge | 1 | Ruychrocks van der Werve | 1 |
| Runhart | 1 | Ruysch | 3 |
| Runkel, von | 9 | Ruytenborch, von | 3 |
| Runkel-Wied, von | 1 | Ruytenburgh, van | 2 |
| Rupierre, de | 2 | Rybinska | 1 |
| Rurup | 1 | Ryder | 2 |
| Rus | 2 | Ryes, de | 3 |
| Rusland, van | 1 | Rym de Bellem, de | 1 |
| Rusman | 2 | Ryndziak | 1 |
| Ruspe, von | 1 | Ryschka | 1 |
| Rusque | 1 | Ryth, van der | 2 |
| Russell | 40 | - | - |