The families: Mac Ailín: ‘Mac Allen’, Mac Callion, Campbell;
Mac an Bhaird: ‘Macaward’, Ward; Mac Carmaic, Mac Cormaic: MacCormick;
Mac Colgan: Mac Colgan;
Mac Conghail: MacGonigle, Magonigle;
Mac Daibhid: MacDevitt, MacDaid;
Mac Duinnshléibhe, Mac an Ultaigh, Ultach: Donleavy, MacNulty, Ultagh;
Mac Giolla Bhrighde: ‘McKilbridey’, MacBride;
Mac Giolla Easpaig: Gillespie;
Mac Lochlainn: MacLaughlin, MacLoughlin;
Mac Niallghuis: MacNelis, ‘McEnellis’;
Mac Robhartaigh: Magroarty;
Mac Suibhne: MacSweeney;
Ó Baoighill: O Boyle;
Ó Breisléin: O Breslin, Bryce;
Ó Brolcháin: O Brillaghan, Bradley;
Ó Canannáin: O Cannon, Canning;
Ó Cléirigh: O Clery, Clarke;
Ó Dochartaigh: O Dogherty;
Ó Dubhthaigh: O Duffy;
Ó Duibh Dhíorma: O Dooyeearma, MacDermot;
Ó hEarcáin: O Harkin;
Ó Firghil: O Friel;
Ó Gairmleadhaigh: O Gormley;
Ó Gallchobhair: O Gallagher;
Ó Maoil Doraidh: O Mulderry;
Ó Maoil Fhábhaill: O Mulfail, Faul, MacFaul;
Ó Maoil Mhoichéirghe: ‘O Mulmogheery’, Early;
Ó Muirgheasáin: O Morrison, Bryson;
Ó Robhartaigh: O Roarty;.