| Line | | - | Danish, Norwegian, French | |
| Linus | | LIE-nəs (English), LEE-nuws (German, Swedish) | Greek Mythology (Latinized), Ancient Greek (Latinized), German, Swedish, Norwegian, Danish | |
| Lis | | - | Danish, Swedish, Norwegian | |
| Lisa | | LEE-sə (English), LEE-zah (German), LEE-sah (Dutch) | English, German, Dutch, Swedish, Norwegian, Danish, Italian | |
| Lisbet | | - | Swedish, Norwegian, Danish | |
| Lise | | LEE-se (Swedish, Norwegian, Danish), LEES (English), LEEZ (English) | French, Swedish, Norwegian, Danish, English | |
| Liselotte | | LEE-ze-law-tə (German) | Danish, Swedish, Dutch, German | |
| Lissi | | - | Danish | |
| Liv (1) | | LEEV | Swedish, Norwegian, Danish | |
| Loke | | LOO-ke (Swedish) | Norse Mythology, Swedish, Norwegian, Danish | |
| Lone | | LO-ne | Danish | |
| Lorens | | - | Swedish, Norwegian, Danish | |
| Lotte | | LAW-tə (German) | Danish, Swedish, Norwegian, Dutch, German | |
| Louise | | loo-EEZ (French, English), loo-EE-se (Danish) | French, English, Danish, Swedish, Dutch | |
| Lovise | | - | Danish, Norwegian | |