Achternamen
| Achternaam | Aantal |
|---|---|
| Dernison O. Praem | 1 |
| Dero | 1 |
| Derock | 2 |
| Deroeck | 1 |
| Deron | 2 |
| Deroo | 1 |
| Deroover | 1 |
| Derosas | 1 |
| Deroubaix | 1 |
| Deroulou | 1 |
| Derous | 1 |
| Deroye | 1 |
| Derrez | 46 |
| Derrix | 1 |
| Derscheid | 1 |
| Derstvenseck | 1 |
| Derucke | 1 |
| Derveaux | 1 |
| Dervyn | 1 |
| Derwa | 2 |
| Derwae | 3 |
| Derwael | 8 |
| Derwahl | 2 |
| Derwall | 6 |
| Derwig | 2 |