Achternamen
| Achternaam | Aantal |
|---|---|
| Köfler | 1 |
| Kog | 1 |
| Kogelenberg, van | 1 |
| Kogelman | 1 |
| Kogels | 1 |
| Koggel | 1 |
| Kohl | 45 |
| Kohlbacher | 1 |
| Kohlbecker | 1 |
| Köhlbrugge | 1 |
| Kohlen | 115 |
| Köhler | 8 |
| Kohlgraf | 1 |
| Kohlhöfer | 1 |
| Kohlmaier | 1 |
| Kohlmann | 3 |
| Kohlmeyer | 1 |
| Kohlöchter | 1 |
| Kohmanns | 1 |
| Kohn | 1 |
| Kohnen | 35 |
| Kohrman | 1 |
| Koijen | 3 |
| Koijmans | 3 |
| Kok | 75 |