| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 1721 | Kira | Latin | Light. | F | |
| 1722 | Kirie | Latin | Light. | F | |
| 1723 | Kirsten | Latin | Variant of Christiana. Follower of Christ. | F | |
| 1724 | Kirstie | Latin | Christian. | F | |
| 1725 | Kirsty | Latin | Christian. | F | |
| 1726 | Kitty | Latin | Diminutive of Catherine: Pure, clear. Form of the Latin 'Katharina', from the Greek Aikaterina'. It was borne by a number of saints, including St Catherine of Alexandria, a 4th century martyr who suffered torture on a spiked wheel. | F | |
| 1727 | Klara | Latin | Clear. | F | |
| 1728 | Klari | Latin | Clear. | F | |
| 1729 | Klarika | Latin | Clear. | F | |
| 1730 | Klarissa | Latin | Clear. | F | |
| 1731 | Klarisza | Latin | Clear. | F | |
| 1732 | Klaude | Latin | Lame. | M | |
| 1733 | Klaudi | Latin | Lame. | M | |
| 1734 | Klaudia | Latin | Lame. | F | |
| 1735 | Klaudio | Latin | Has a limp; lame. | M | |
| 1736 | Klaudius | Latin | Lame. | M | |
| 1737 | Klemenis | Latin | Merciful. | M | |
| 1738 | Klemens | Latin | Merciful. | M | |
| 1739 | Kliment | Latin | Merciful. | M | |
| 1740 | Konstancji | Latin | Constant. | M | |