Name
- MacCarthy, Donough, of Blarney, county Cork1
- MacCarthy, Florence, Irish chieftain1
- MacDonald, James Ramsay, Prime Minister, 1866-19371
- MacFirbis, Duald, Irish historian, d 16701
- MacGauran, Cormac, Bishop of Ardaugh1
- MacGeogaghan, Family1
- MacMahon, Fineen1
- MacManus, Henry, of Ballyjamesduff1
- MacPartholain, Dermot1
- MacRuaidhrí, Cathal, Irish poet1
- Macarthy, Edmund al. Eamun, alias MacCartha; of Anhid, in Croom, county Limerick1
- Mackenzie, J, MD1
- Maelbrigte hua Maeluánaig, scribe, b c 1110, fl 11381
- Mag Aonghusa, Domhnall óg1
- Mag Uidhir, Aindrias, Irish poet1
- Mag Uidhir, Conchubhar, 2nd baron of Enniskillen?1
- Mag Uidhir, Cuchonnacht, son of Aodh Mag Uidhir1
- Mag Uidhir, Rudhraighe óg, called 5th baron of Enniskillen1
- Mag Uidhir, Tomás óg, King of Fermanagh1
- Mag Uidhlr, Seán, Prior of Gaula, county Fermanagh1