Achternamen
| Achternaam | Aantal |
|---|---|
| Kruitz | 10 |
| Kruize | 1 |
| Kruk, van der | 1 |
| Krüken | 1 |
| Krukkert | 2 |
| Krul | 6 |
| Krüll | 2 |
| Krumbach | 1 |
| Krumbhorn | 1 |
| Krumm | 4 |
| Krumme | 1 |
| Kruoif, de | 1 |
| Krupka | 1 |
| Krupp | 1 |
| Krüs | 1 |
| Kruschinski | 1 |
| Kruse | 16 |
| Krusemeijer | 1 |
| Krusemeyer | 1 |
| Kruska | 1 |
| Krussmann | 1 |
| Krüter | 2 |
| Kruts | 2 |
| Krutzen | 22 |
| Krützer | 10 |