| Mabrouk | - | Assyrian Name | Mabuz | - | Arthurian Name |
| Mac | - | Scottish Name | Mac Bheathain | - | Gaelic Name |
| Mac-An-Aba | - | Gaelic Name | Macabhaird | - | Gaelic Name |
| Macabhiadhtaiche | - | Gaelic Name | Macadhaimh | - | Gaelic Name |
| MacAdhamh | - | Scottish Name | MacAlasdair | - | Gaelic Name |
| MacAlister | - | Scottish Name | MacAlpin | - | Scottish Name |
| MacAlpine | - | Scottish Name | MacAnBhaillidh | - | Gaelic Name |
| MacAnBharain | - | Gaelic Name | MacAnBhreatannaich | - | Gaelic Name |
| MacAndrew | - | Scottish Name | MacAnTsagairt | - | Gaelic Name |
| MacAnTsaoir | - | Gaelic Name | MACARIO | - | Russian Name |
| Macario | - | Spanish Name | MacArtuir | - | Gaelic Name |
| MacAsgaill | - | Gaelic Name | MacBhriain | - | Gaelic Name |
| MacDaraich | - | Gaelic Name | Mace | - | English Name |
| Macedonia | - | Biblical Name | Macen | - | English Name |
| Maceo | - | West Indies Name | MacFarlane | - | Scottish Name |
| MacFie | - | Scottish Name | Macghille Andreis | - | Gaelic Name |
| MacGhilleBhuidhe | - | Gaelic Name | MacGhilleDhuibh | - | Gaelic Name |
| MacGhilleDhuinn | - | Gaelic Name | MacGhilleEaspuig | - | Gaelic Name |
| MacGhilleLaider | - | Gaelic Name | MacGhilleMhicheil | - | Gaelic Name |
| MacGillivray | - | Scottish Name | MacGregor | - | Scottish Name |
| Machair | - | Scottish Name | Machakw | - | American Name |
| Machar | - | Scottish Name | Machbenah, Machbanai | - | Biblical Name |
| Machir | - | Biblical Name | Machk | - | American Name |
| Machnadebai | - | Biblical Name | Machpelah | - | Biblical Name |
|
|