| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Liina | LEE:-nah | Finnish | ||
| Liisa | LEE:-sah (Finnish) | Finnish, Estonian | ||
| Liisi | LEE:-see (Finnish) | Finnish, Estonian | ||
| Lilja | LIL-yah (Icelandic), LEEL-yah (Finnish) | Icelandic, Finnish | ||
| Lilli | LI-lee (German), LEEL-lee (Finnish) | German, Finnish | ||
| Linda | LIN-də (English), LIN-dah (German), LEEN-dah (Italian, Finnish) | English, Dutch, German, Italian, Swedish, Norwegian, Danish, Icelandic, French, Latvian, Finnish, Hu | ||
| Lotta | LOT-tah (Finnish) | Swedish, Finnish | ||
| Louhi | - | Finnish Mythology | ||
| Loviatar | - | Finnish Mythology | ||
| Loviisa | LO-vee:-sah | Finnish | ||
| Lumi | LOO-mee | Finnish | ||
| Luukas | LOO:-kahs | Finnish | ||
| Lydia | LID-ee-ə (English), LUY-dee-ah (German, Finnish) | English, German, Finnish, Biblical, Old Church Slavic, Biblical Latin, Biblical Greek | ||
| Lyydia | LUY:-dee-ah | Finnish | ||
| Lyyti | LUY:-tee | Finnish |