| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 361 | Kollsvein | Norse | Young. | M | |
| 362 | Kort | Norse | Short. | M | |
| 363 | Kotkel | Norse | A sorcerer. | M | |
| 364 | Krossbyr | Norse | Dwells at the shrine of the cross. | M | |
| 365 | Kuanbyr | Norse | From the woman's estate. | M | |
| 366 | Kylan | Norse | Son of Kara. | M | |
| 367 | Lagmann | Norse | Lawyer. | M | |
| 368 | Lambi | Norse | Son of Thorbjorn the Feeble. | M | |
| 369 | Lamond | Norse | Lawyer. | M | |
| 370 | Lamont | Norse | Lawyer. | M | |
| 371 | Lang | Norse | Tall. | M | |
| 372 | Leidolf | Norse | Wolf descendant. | M | |
| 373 | Leif | Norse | Descendant. | M | |
| 374 | Lidskjalf | Norse | Throne of Odin. | M | |
| 375 | Lodmund | Norse | Blood brother of Bjolf. | M | |
| 376 | Lodur | Norse | Giver of senses. | M | |
| 377 | Loki | Norse | God of destruction. | M | |
| 378 | Lunt | Norse | From the grove. | M | |
| 379 | Lyting | Norse | Brother of Thorstein Torfi. | M | |
| 380 | Magne | Norse | Fighter. | M | |