Achternamen
| Achternaam | Aantal |
|---|---|
| Krützmann | 1 |
| Kruwels | 2 |
| Krux | 11 |
| Kruydenberg | 1 |
| Kruyels | 2 |
| Kruyen | 6 |
| Kruyer | 2 |
| Kruyers | 1 |
| Kruyf, de | 1 |
| Kruyff, de | 2 |
| Kruyfhooft | 2 |
| Kruyk | 1 |
| Kruys, van de | 3 |
| Kruys, van der | 1 |
| Kruysbergen | 1 |
| Kruysen | 3 |
| Kruyssen | 4 |
| Kruyssen, van | 1 |
| Kruyssen, van der | 1 |
| Kruythof | 1 |
| Kruytzer | 3 |
| Kryps | 1 |
| Krysiukiewicz | 1 |
| Krysztofiak | 1 |
| Krzak | 1 |