Starting with letter M
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 61 | MacFie | Scottish | Son of the dark of peace. | M | |
| 62 | MacGillivray | Scottish | Son of the servant of judgment. | M | |
| 63 | MacGowan | Scottish | Son of the smith. | M | |
| 64 | MacGregor | Scottish | Son of a shepherd. | M | |
| 65 | Machakw | NativeAmerican | Horny toad (Hopi). | M | |
| 66 | Machaon | Greek | Son of Aesculapius. | M | |
| 67 | Machbanai | Biblical | Poverty; the smiting of his son | M | |
| 68 | Machk | NativeAmerican | Bear (Algonquin). | M | |
| 69 | Machum | Hebrew | Comfort. | M | |
| 70 | MacInnes | Scottish | Son of the unique choice. | M | |
| 71 | MacIntosh | Scottish | Son of the thane. | M | |
| 72 | MacIver | Scottish | Son of an archer. | M | |
| 73 | MacKay | Scottish | Son of fire. | M | |
| 74 | MacKenzie | Scottish | Fair; favored one. 'Son of the fair man' or 'Son of Kenzie'. | M | |
| 75 | MacKinley | Scottish | Son of Kinley. | M | |
| 76 | MacKinnon | Scottish | Son of the fair born. | M | |
| 77 | Macklin | Celtic | Son of Flann. | M | |
| 78 | MacLachlan | Scottish | Son of Lachlan. | M | |
| 79 | MacLaine | Scottish | Son of the servant of John. | M | |
| 80 | MacLaren | Scottish | Son of Laren. | M | |