| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| 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 | ||
| Maaria | MAH:-ree-ah | Finnish | ||
| Maarika | MAH:-ree-kah (Finnish) | Finnish, Estonian | ||
| Maarit | MAH:-reet | Finnish | ||
| Maija | MIE-yah | Finnish | ||
| Mainio | MIE-nee-o | Finnish | ||
| Maire | MIE-re | Finnish | ||
| Malin | MAH-lin (Swedish, Norwegian), MAH-leen (Finnish) | Swedish, Norwegian, Finnish |