| Manuelo | A form of Emmanuel God is with us |
| Marcela | A name meaning a little warrior. |
| Marco | Italian name meaning warlike one. |
| Marcos | Of Mars. The Roman fertility god Mars for whom March was named. |
| Maresa | mother of peace |
| Margarita | Spanish name meaning a pearl. |
| Mariano | Masculine form of Marie. |
| Maricel | Variant of Marcella Of Mars. Mars was mythological Roman god of fertility for whom the month March was named: mythologically identified with the Greek war god Ares. |
| Maricela | Variant of Marcella Of Mars. Mars was mythological Roman god of fertility for whom the month March was named: mythologically identified with the Greek war god Ares. |
| Maricelia | Variant of Marcella Of Mars. Mars was mythological Roman god of fertility for whom the month March was named: mythologically identified with the Greek war god Ares. |
| Maricella | Variant of Marcella Of Mars. Mars was mythological Roman god of fertility for whom the month March was named: mythologically identified with the Greek war god Ares. |
| Mario | A man of the sea or Mars. |
| Mariposa | A beautiful butterfly. |
| Mariquita | A little lady of grace. |
| Marisa | Bitter; Mother of Daksa; Of The Sea; Variant of Maria.; Variant of Mary: Wished-for child; rebellion; bitter. |
| Marisela | Variant of Marcella Of Mars. Mars was mythological Roman god of fertility for whom the month March was named: mythologically identified with the Greek war god Ares. |
| Marisol | A name meaning sea and sun combined. |
| Marita | A Spanish name meaning little pearl. |
| Marquez | A title name ranking below duke and above earl. |
| Marquilla | A name meaning a little noble. |
| Marta | Bitter.; Derives From Martha; Lady; From the name MARTHA; Spanish form of Martha lady; Variant of Martha: Lady. |
| Martin | Derived from the god Mars. |
| Martina | Feminine of Martin warring. |
| Martinez | Son of Martin, a surname. |
| Martino | Italian form of Martin. |
| Mateyah | f version of mateo |
| Matia | A name meaning gift of God. |
| Matias | A name meaning gift of God. |
| Matro | A name of Slavic origin meaning mother. |
| Maureo | Dark-skinned: A Moor. |
| Mauricio | A Spanish name meaning darkskinned man. |
| Mauro | A name meaning dark or swarthy. |
| Maya | Abbreviation of Amalia: variant of Maia.; Daughter of Atlas.; Illusion; Illusion, Goddess Lakshmi; An illusion; a dream / form of Maia, meaning the great one / a brave warrior; An illusion, a dream / woman of the water; Mother |
| Melisandra | Strength; determination. |
| Melisenda | Germanic name meaning honey bee. |
| Melita | Abbreviation of Carmelita. |
| Melosa | A Spanish name meaning sweet or honey. |
| Melosia | A name meaning sweet and honeyed one. |
| Mendi | Reference to the Virgin Mary |
| Mercedes | Spanish for merciful rewards. |