| Gender | Baby Name | Meaning |
|---|---|---|
 | Lucretius | Wealth, Profit |
| Lucus | Light |
| Luis | Famous warrior |
| Lukas | Light |
| Luke | Light |
 | Lynn | Lake |
| Lynne | Lake |
| Mabon | Divine son |
| Mac | Son |
| Macario | Happy |
| Macbeth | Son |
| Mace | Gift of God |
| Maclean | Son of the servant of John |
| Maddock | Good |
| Mael | Chief, prince |
| Maemi | Honest child |
| Magan | Pearl |
| Magar | Lucky |
| Magnum | Big, great |
| Magnus | Big, great |
| Mahdi | Rightly guided |
| Mahir | Skillful |
| Mahmood | Worth of praise |
| Mahmoud | Worth of praise |
| Majed | Glorious, noble |
| Majid | Glorious |
| Makalo | Wonder, surprise |
| Malachi | Angel, messenger of God |
| Malcolm | Follower of St. Columba |
| Malo | Winner |
