| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Madara | - | Latvian | ||
| Marija | - | Croatian, Slovene, Serbian, Macedonian, Lithuanian, Latvian | ||
| Markuss | - | Latvian | ||
| Melanija | - | Serbian, Macedonian, Slovene, Latvian, Lithuanian | ||
| MiĶElis | - | Latvian | ||
| Miervaldis | - | Latvian | ||
| Mihails | - | Latvian | ||
| Monika | MO-ni-kah (German), maw-NEE-kah (Polish) | German, Swedish, Norwegian, Danish, Czech, Slovak, Polish, Slovene, Croatian, Lithuanian, Latvian | ||
| Monta | - | Latvian |