Achternamen
| Achternaam | Aantal |
|---|---|
| Kaplja | 1 |
| Kappé | 3 |
| Kappel | 4 |
| Kappen | 5 |
| Kappenberg, Große | 1 |
| Kappers | 1 |
| Kappert | 2 |
| Kapperts | 1 |
| Kappes | 1 |
| Kaps | 1 |
| Kapteijns | 5 |
| Kaptein | 8 |
| Kaptheijns | 1 |
| Kaptheyns | 1 |
| Kaptijn | 1 |
| Kapusta | 1 |
| Kar, van de | 10 |
| Kar, van der | 1 |
| Karajani | 1 |
| Karali | 1 |
| Karasek | 1 |
| Karbstein | 2 |
| Karcher | 1 |
| Karczmarek | 1 |
| Kardas | 1 |