| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 481 | Mack | Scottish | Son of. | M | |
| 482 | MacKay | Scottish | Son of fire. | M | |
| 483 | MacKendrick | Scottish | Son of Henry. | M | |
| 484 | MacKenzie | Scottish | Fair; favored one. 'Son of the fair man' or 'Son of Kenzie'. | M | |
| 485 | MacKinley | Scottish | Son of Kinley. | M | |
| 486 | MacKinnon | Scottish | Son of the fair born. | M | |
| 487 | MackIntosh | Scottish | Son of the thane. | M | |
| 488 | MacLachlan | Scottish | Son of Lachlan. | M | |
| 489 | MacLaine | Scottish | Son of the servant of John. | M | |
| 490 | MacLaren | Scottish | Son of Laren. | M | |
| 491 | MacLean | Scottish | Son of the servant of John. | M | |
| 492 | MacLeod | Scottish | Son of the ugly man. | M | |
| 493 | MacMillan | Scottish | Son of the ba!d man. | M | |
| 494 | MacNab | Scottish | Son of the Abbot. | M | |
| 495 | MacNachtan | Scottish | Son of the pure one. | M | |
| 496 | MacNaughton | Scottish | Son of the pure one. | M | |
| 497 | MacNeill | Scottish | Son of the champion. | M | |
| 498 | MacNiall | Scottish | Son of the champion. | M | |
| 499 | MacNicol | Scottish | Son of the conquering people. | M | |
| 500 | MacPherson | Scottish | Son of the parson. | M | |