| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Lucia | loo-CHEE-ah (Italian), LOO-tsee-ah (German), LOO-shə (English), loo-SEE-ə (English) | Italian, German, English, Swedish, Norwegian, Danish, Romanian, Slovak, Ancient Roman | ||
| Ludde | - | Swedish | ||
| Ludvig | - | Swedish, Norwegian, Danish | ||
| Lukas | LOO-kahs (German) | German, Swedish, Norwegian, Danish, Lithuanian |