| Name | Language | Saint | Meaning | Origin of the name | Celebration |
|---|---|---|---|---|---|
| Karlos | Euskara | Saint Charles Borromeo | Poderoso | Latín | 4 of November |
| Karol | Polski | Saint Charles Borromeo | Poderoso | Latín | 4 of November |
| Kentigerno | Español | Saint Kentigerno | 13 of January | ||
| Khodianin | Español | Blessed Khodianin Oghlou Kadir | 22 of November | ||
| Kierano | Español | Saint Kierano | 5 of March | ||
| Kike | Español | Saint Henry Emperor | Lord of the lands | German | 13 of July |
| Kiko | Español | Saint Francis of Assisi | El francés | Italiano | 4 of October |
| Kouradji | Español | Blessed Kouradji Oghlou Tzeroum | 22 of November |