| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 561 | Kirklin | Scottish | Church. | M | |
| 562 | Kirklyn | Scottish | Church. | M | |
| 563 | Kirsten | Scottish | Variant of Kirsty: Christian. A Scottish variant of Christina. | F | |
| 564 | Kirsty | Scottish | Christian. A Scottish variant of Christina. | F | |
| 565 | Kyle | Scottish | Strait. Channel. Narrow. Used as both a surname and first name. | M | |
| 566 | Kyrk | Scottish | Church. | M | |
| 567 | Kyrksen | Scottish | Church. | M | |
| 568 | Lachlan | Scottish | Warlike. Land of Fjords (referring to the Vikings). From the land of lakes. | M | |
| 569 | Laine | Scottish | Serves John. | M | |
| 570 | Lainie | Scottish | Serves John. | F | |
| 571 | Lair | Scottish | Mare. | F | |
| 572 | Laird | Scottish | Lord. | M | |
| 573 | Laire | Scottish | Mare. | F | |
| 574 | Lamond | Scottish | Clan name. Surname. | M | |
| 575 | Lamont | Scottish | Man of law. | M | |
| 576 | Laochailan | Scottish | Waning. | M | |
| 577 | Lara | Scottish | Mare. | F | |
| 578 | Laren | Scottish | Serves Lawrence. | F | |
| 579 | Laren | Scottish | Serves Lawrence. | M | |
| 580 | Larena | Scottish | Serves Lawrence. | F | |