| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 61 | Kamillra | Polish | Ceremonial attendant. | F | |
| 62 | Kasienka | Polish | Pure. | F | |
| 63 | Kaska | Polish | Pure. | F | |
| 64 | Kassia | Polish | Pure. | F | |
| 65 | Katanyna | Polish | Polish form of Catherine. | F | |
| 66 | Katarina | Polish | Variant of Katherine. Pure. | F | |
| 67 | Katine | Polish | Polish form of Catherine. | F | |
| 68 | Katrine | Polish | Polish form of Catherine. | F | |
| 69 | Katy | Polish | Polish form of Catherine. | F | |
| 70 | Khrystyna | Polish | Variant of Christina: Christian. Note: 'This Database is Copyright Muse Creations Inc. 2000'.. | F | |
| 71 | Krysta | Polish | Christian. | F | |
| 72 | Krystka | Polish | Christian. | F | |
| 73 | Krystyn | Polish | Christian. | F | |
| 74 | Krystyna | Polish | Variant of Christine. Christian. | F | |
| 75 | Krystynka | Polish | Christian. | F | |
| 76 | Kunegundy | Polish | Name of a queen. | F | |
| 77 | Kunigunde | Polish | Name of a queen. | F | |
| 78 | Lechsinska | Polish | Wood nymph. | F | |
| 79 | Lidia | Polish | From Lydia. | F | |
| 80 | Likla | Polish | Famous battle maid. | F | |