| Name | Gender | Meaning | Favorites |
| Manton | Boy | From mann's estate | |
| Marc | Boy | Variant of Marcus | |
| Marcia | Girl | Feminine of Marcus | |
| Marcos | Boy | Warlike | |
| Marcus | Boy | Warlike | |
| Margaret | Girl | A pearl | |
| Margot | Girl | Variant of Margaret | |
| Maria | Girl | Forms of Mary | |
| Marissa | Girl | Sea Born | |
| Mark | Boy | Author of the gospel according to saint mark | |
| Marlon | Boy | Falcon | |
| Marnia | Girl | Maid of the Sea | |
| Marta | Girl | Lady, Mistress | |
| Martin | Boy | Warlike | |
| Martina | Girl | War like | |
| Marvin | Boy | Sea | |
| Mary | Girl | The Sea or Bitter | |
| Matilda | Girl | Mighty in Battle | |
| Maude | Girl | Mighty | |
| Maura | Girl | Dark | |
