| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 461 | Luighseach | Irish | Torch bringer. | F | |
| 462 | Mab | Irish | Happiness. | F | |
| 463 | Mabbina | Irish | Happiness. | F | |
| 464 | Macha | Irish | Plain. | F | |
| 465 | Mada | Irish | From Mathilda. | F | |
| 466 | Madailein | Irish | Irish form of Madeleine: magnificent. | F | |
| 467 | Maeve | Irish | Joy. The name of an early queen of Connaught. | F | |
| 468 | Maible | Irish | Lovable. | F | |
| 469 | Maighdlin | Irish | Irish form of Madeleine: magnificent. | F | |
| 470 | Maille | Irish | Pearl. | F | |
| 471 | Mailsi | Irish | Pearl. | F | |
| 472 | Maire | Irish | Bitter. | F | |
| 473 | Mairead | Irish | Name of a saint. | F | |
| 474 | Mairia | Irish | Bitter. | F | |
| 475 | Mairona | Irish | Bitter. | F | |
| 476 | Maiti | Irish | Strong battle maiden. | F | |
| 477 | Maitilda | Irish | Strong battle maiden. | F | |
| 478 | Maitilde | Irish | Strong battle maiden. | F | |
| 479 | Majella | Irish | Name of a saint. | F | |
| 480 | Malvina | Irish | Sweet. | F | |