| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| KĘStutis | - | Lithuanian | ||
| KÁLmÁN | - | Hungarian | ||
| KÁRi | - | Ancient Scandinavian | ||
| KÁRoly | KAH-roi | Hungarian | ||
| KÁZmÉR | - | Hungarian | ||
| KÅRe | KOR-e (Swedish) | Norwegian, Swedish, Danish | ||
| KÄThe | KE-tə | German | ||
| KÓRi | - | Ancient Scandinavian | ||
| KÖRbl | KUUR-bəl | German | ||
| Kadek | - | Indonesian, Balinese | ||
| Kadri | KAHD-rree | Estonian | ||
| Kaede | kah-e-de | Japanese | ||
| Kagiso | - | Southern African, Tswana | ||
| Kahina | - | Northern African, Berber | ||
| Kai (1) | KIE (German, Swedish, Finnish) | Frisian, German, Swedish, Norwegian, Danish, Finnish, Dutch |