Achternamen
| Achternaam | Aantal |
|---|---|
| Ruyken | 1 |
| Ruyl | 5 |
| Ruylens | 1 |
| Ruymaekers | 2 |
| Ruypers | 12 |
| Ruys | 4 |
| Ruys de Beerenbrouck | 1 |
| Ruysbroek | 1 |
| Ruyschop | 1 |
| Ruysen | 3 |
| Ruysenaars | 1 |
| Ruyskensvelde, van | 1 |
| Ruysschaert | 2 |
| Ruysscher, de | 1 |
| Ruyte, de | 1 |
| Ruyten | 16 |
| Ruytenbeek | 2 |
| Ruyter | 4 |
| Ruyter, de | 13 |
| Ruyter, den | 1 |
| Ruyters | 63 |
| Ruyts | 1 |
| Ruyven, van | 1 |
| Ruzzafante | 1 |
| Rybakowski | 1 |