| Families |
Ethnic Group |
Branch of |
| MacLaren, MacLaurin |
Cruithne |
|
| MacLaughlan (Ulster) |
Gaels |
|
| MacLean |
Erainn |
|
| MacLeay |
Gaels |
|
| MacLeay |
IVL - Sutherland |
|
| MacLee |
|
O'Lee |
| MacLee |
IVL - Ireland |
|
| MacLeish |
Cruithne |
|
| MacLeister |
|
MacGregor |
| MacLeod |
Vikings |
|
| MacLise |
IVL - Ireland, South Scotland |
|
| MacLoughlin (Ulster) |
Gaels |
|
| MacLoughlin |
Gaels |
|
| MacLucas |
|
Lamont |
| MacLucas, MacLugash |
|
MacDougall |
| MacLure |
|
MacLeod |
| MacLure |
IVL - Galloway |
|
| MacLysaght |
|
O'Brien |
| MacMahon |
|
O'Brien |
| MacMahon |
Laigin |
|
| MacMakan |
|
Matheson |
| MacManus |
Gaels |
O'Connor |
| MacManus |
Laigin |
Maguire |
| MacMartin, Martin |
Erainn |
Cameron |
| MacMartin |
IVL - South Scotland |
|
| MacMaster |
|
MacKiernan, (O'Rourke) |
| MacMaurice |
|
Buchanan |
| MacMillan |
Cruithne |
|
| MacMoriarty |
IVL - Roscommon |
|
| MacMorran |
|
MacKinnon |
| MacMorris |
|
Fitzgerald |
| MacMorris |
|
Prendegast |
| MacMorris |
IVL |
|
| MacMurchie, Murchison |
|
MacDonald (Clan Donald) |
| MacMurchie, Murchison |
IVL - Scotland |
|
| MacMurdoch |
|
MacDonald (Clan Donald) |
| MacMurdoch |
|
MacPherson |
| MacMurphy |
|
MacDonald (Clan Donald) |
| MacMurphy |
IVL - Ulster |
|
| MacMurray |
IVL - Donegal |
|
| MacMurray, Moray |
|
Murray |
| MacMurrich |
IVL - Scotland |
|
| MacMurrich |
|
MacPherson |
| MacNab |
Erainn |
|
| MacNair |
|
MacFarlane |
| MacNair |
|
MacNaughton |
|
