| Name | Meaning | Details |
|---|---|---|
| Jun | King | View Details |
| Juneau | Young | View Details |
| Jung | Young | View Details |
| Junior | The Young | View Details |
| Kaysar | King/Ruler | View Details |
| Kensey | "Kings Victory" | View Details |
| Kingsley | "From The Kings Field" | View Details |
| Kingston | "From The Kings Town" | View Details |
| Kinley | Fair Haired Viking | View Details |
| Kinsey | "Kings Victory" | View Details |
| Lassie | Young Girl | View Details |
| LaWanda | The Young Tree | View Details |
| Leroy | King | View Details |
| Leverett | Young Hare | View Details |
| Loe | King | View Details |