| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 681 | MacRay | Scottish | Son of grace. | M | |
| 682 | Madntyre | Scottish | Son of the carpenter. | M | |
| 683 | MaeAdam | Scottish | Son of Adam. | M | |
| 684 | Maggie | Scottish | Scottish form of Margaret: pearl. | F | |
| 685 | Mai | Scottish | Scottish form of Margaret: pearl. | F | |
| 686 | Maira | Scottish | Variant of Mary: bitter. | F | |
| 687 | Mairi | Scottish | Bitter. | F | |
| 688 | Maisie | Scottish | Scottish Diminutive form of Margaret: Pearl, child of light. | F | |
| 689 | Makolm | Scottish | Follower of Saint Columba. | M | |
| 690 | Malcolm | Scottish | St. Columb's disciple. | M | |
| 691 | Malcom | Scottish | St. Columb's disciple. | M | |
| 692 | Malmuira | Scottish | Dark skinned. | F | |
| 693 | Malmuirie | Scottish | Dark skinned. | F | |
| 694 | Maolmuire | Scottish | Dark skinned. | M | |
| 695 | Marcail | Scottish | Pearl. | F | |
| 696 | Marcas | Scottish | Of Mars. The Roman fertility god Mars for whom March was named. | M | |
| 697 | Math | Scottish | Bear. | M | |
| 698 | Mathe | Scottish | Bear. | M | |
| 699 | Matheson | Scottish | Bear's son. | M | |
| 700 | Max | Scottish | Diminutive of Maxwell: Magnus' spring. Mac's well. Surname and place name. | M | |