| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Luitger | - | German (Archaic) | ||
| Luitpold | - | German | ||
| Lukas | LOO-kahs (German) | German, Swedish, Norwegian, Danish, Lithuanian | ||
| Lulu (1) | LOO-loo | German | ||
| Lutgard | LOOT-gahrt | German (Archaic) | ||
| Lutgardis | - | Ancient Germanic (Latinized) | ||
| Lutz | LUWTS | German | ||
| Luzia | - | Portuguese, German | ||
| Lydia | LID-ee-ə (English), LUY-dee-ah (German, Finnish) | English, German, Finnish, Biblical, Old Church Slavic, Biblical Latin, Biblical Greek |