| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Kenneth | KEN-ith (Scottish, English) | Scottish, English, Swedish, Norwegian, Danish | ||
| Kenny | KEN-ee | Scottish, English | ||
| Kentigern | - | Scottish | ||
| Kerr | - | Scottish, English (Rare) | ||
| Kester | - | Scottish | ||
| Kirsteen | - | Scottish | ||
| Kirstie | - | Scottish | ||
| Kirstin | - | Scottish | ||
| Kirsty | - | Scottish | ||
| Labhrainn | - | Scottish | ||
| Lachie | - | Scottish | ||
| Lachina | - | Scottish | ||
| Lachlan | - | Scottish, English (Australian) | ||
| Lauchlan | - | Scottish | ||
| Lennon | LEN-ən | Scottish, English (Rare) |