| Lucio | Spanish form of Luke light |
| Lucita | A Spanish name meaning light. |
| Lucrecia | A name meaning to gain wealth. |
| Luisa | Spanish form of Louise famous in war |
| Luiza | Feminine of Louis. |
| Lujuana | A name meaning a graceful warrior. |
| Luna | A Latin name meaning the moon. |
| Lupe | A wolf or light of hope |
| Lupita | Abbreviation of Guadalupe. |
| Lur | An ancient wind instrument |
| Luvenia | Derived from the Roman given name Levinia. |
| Luz | A Spanish name meaning the light. |
| Lyndey | A meadow near a lime tree forest. |
| Macario | Blessed or happy person |
| Macerio | Form of Mace which is a medieval weapon used by knights. |
| Madalena | Bitter: Woman from Magdala. Variant of Madeleine. |
| Madalynn | Woman from Magdala. Variant of Madeleine. |
| Madelynn | Woman from Magdala. Variant of Madeleine. |
| Madena | Woman from Magdala. Variant of Madeleine. |
| Madia | Woman from Magdala. Variant of Madeleine. |
| Madina | Land of beauty; Woman from Magdala. Variant of Madeleine. |
| Madre | The Spanish word for mother. |
| Madrona | Named for the strawberry tree. |
| Magdalen | Woman from Magdala. The biblical Mary Magdalene came from Magdala area near the sea of Galilee. |
| Magdalena | Woman from Magdala. The biblical Mary Magdalene came from Magdala area near the sea of Galilee. |
| Magdalene | Woman from Magdala. The biblical Mary Magdalene came from Magdala area near the sea of Galilee. |
| Maita | A name of Basque origin meaning loved. |
| Maitea | A Basque name meaning beloved one. |
| Malaya | A creeper; A creeper,Fragrant; Free |
| Malia | Variant of Maria |
| Malita | Variant of Maria. |
| Manda | Abbreviation of Amanda worthy of being loved.; Battle maid; Lovable.; Pivotal.; A river |
| Mannie | A form of Emmanuel God is with us |
| Manny | A form of Emmanuel God is with us |
| Mano | An abbreviation of Manuel God is with us |
| Manoela | With us is God. Variant of Manuel. |
| Manolito | A form of Emmanuel God is with us |
| Manolo | A form of Emmanuel God is with us |
| Manuel | A form of Emmanuel God is with us; Form of Emmanuel, meaning 'God is with us'; God In Us; Powerful Strong |
| Manuela | God is with us in our hearts. |