| Name | Gender | Meaning | Favorites |
| Macario | Boy | Blessed | |
| Magdalena | Girl | Woman from magdala | |
| Mahogony | Girl | Rich | |
| Manuelo | Boy | God is with us | |
| Marcos | Boy | Warlike | |
| Margarita | Girl | A pearl | |
| Maria | Girl | Forms of Mary | |
| Mariana | Girl | Combination of mary and anna | |
| Matia | Girl | From matilda | |
| Matteo | Boy | Gift of god | |
| Mercedes | Girl | Merciful | |
| Milagro | Boy | Miracle | |
| Montego | Boy | Mountainous | |
| Mora | Girl | Blueberry | |
| Moya | Girl | Great | |
