| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Koloman | KO-lo-mahn (German) | German (Rare), Slovak | ||
| Kolos | KO-losh | Hungarian | ||
| Kolya | - | Russian | ||
| Komang | - | Indonesian, Balinese | ||
| Konani | - | Hawaiian | ||
| Kondwani | kon-DWAH-nee | Southern African, Chewa | ||
| KonrÁD | - | Hungarian, Czech, Slovak | ||
| Konrad | KAWN-raht (German, Polish) | German, Swedish, Norwegian, Danish, Polish, Slovene | ||
| Konstantin | KAWN-stahn-teen (German), kahn-stahn-TEEN (Russian) | German, Hungarian, Russian, Serbian, Bulgarian, Macedonian | ||
| Konstantine | - | Georgian | ||
| Konstanze | - | German | ||
| Konul | - | Azerbaijani | ||
| KoppÁNy | - | Hungarian | ||
| Kora | KO-rah | German | ||
| Koraljka | - | Croatian |