| Author | Titles | 1.
| Kold, Anders | 1 | 2.
| Kold, Eberhard | 2 | 3.
| Koldehoff, Stefan | 1 | 4.
| Koldeweij, Jos | 1 | 5.
| Koldewijn, Marcel | 2 | 6.
| Koldo Mitxelena Kulturunea (San Sebastian, Espanha) | 48 | 7.
| Kolecek, Michal | 1 | 8.
| Kolecki, Wojciech | 1 | 9.
| Kolehmainen, Ola | 1 | 10.
| Kolenberg, Michel | 1 |
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