| Lycus | | - | Greek Mythology (Latinized), Ancient Greek (Latinized) | |
| Lydia | | LID-ee-ə (English), LUY-dee-ah (German, Finnish) | English, German, Finnish, Biblical, Old Church Slavic, Biblical Latin, Biblical Greek | |
| Lykos | | - | Greek Mythology, Ancient Greek | |
| Lykourgos | | - | Greek Mythology, Ancient Greek | |
| Lysander | | - | Ancient Greek (Latinized) | |
| Lysandra | | - | Ancient Greek | |
| Lysandros | | - | Ancient Greek | |
| Lysimachos | | - | Ancient Greek | |
| Lysimachus | | - | Ancient Greek (Latinized) | |
| Lysistrata | | - | Ancient Greek (Latinized) | |
| Lysistrate | | - | Ancient Greek | |
| Maala | | - | Biblical Latin, Biblical Greek | |
| Macarius | | - | Late Greek (Latinized) | |
| Maeleth | | - | Biblical Latin, Biblical Greek | |
| Magdalene | | mahk-dah-LE-nə (German), MAG-də-lən (English), MAG-də-leen (English) | German, English, Biblical, Biblical Latin, Biblical Greek | |