| # | Name | Origin | Meaning | Gender | Save |
|---|---|---|---|---|---|
| 1 | Mabina | Celtic | Nimble. | F | |
| 2 | Maeve | Celtic | A mythical queen. | F | |
| 3 | Maeveen | Celtic | Nimble. | F | |
| 4 | Malvina | Celtic | Handmaiden. | F | |
| 5 | Marella | Celtic | Shining sea. Variant of Muriel. | F | |
| 6 | Marilla | Celtic | Shining sea. Variant of Muriel. | F | |
| 7 | Marvina | Celtic | Renowned friend. Feminine of Marvin: Lives by the Sea. | F | |
| 8 | Maureen | Celtic | Great. | F | |
| 9 | Mavelle | Celtic | Songbud. | F | |
| 10 | Mavie | Celtic | Songbud. | F | |
| 11 | Mavis | Celtic | Songbud. | F | |
| 12 | Meadghbh | Celtic | Nimble. | F | |
| 13 | Medb | Celtic | A mythical queen. | F | |
| 14 | Melva | Celtic | Chief. Handmaiden. | F | |
| 15 | Melvina | Celtic | Handmaiden. | F | |
| 16 | Meredith | Celtic | Protector of the sea. | F | |
| 17 | Meriel | Celtic | Variant of Muriel: Bright sea. | F | |
| 18 | Merna | Celtic | Tender. | F | |
| 19 | Meryl | Celtic | Variant of Muriel: Bright sea. | F | |
| 20 | Mirna | Celtic | Tender. | F | |