Mortagh - O Moynihan

Mortagh. Used as a variant for Murtagh, which see.

Mortagh. Used as a synonym for Mortimer, which see, and vice versa in Co. Mayo in the mid - west of the Connacht Province.

Mortell or Martell / Mairteil - Latin / Martellus. French - martel / hammer. They have been in Co. Tipperary, Co. Limerick and Co. Cork in the Munster Province since the 13th Century AD.

Morton. English toponymic origins. They have been in Ireland since the 13th Century AD and are now mostly in the Ulster Province and Co. Dublin in the north - east of Southern Leinster.

O Mory. An Irian Conmaicne Rein Muinter Eolais Tellach Cearbhallan Sept / Family branch, who had their territory at Mohill and Leitrim in Co. Leitrim in Northern Connacht. Especially see - O Murray.

Mac Moryne - Irish / Mheic Mughroin. An Iran Conmaicne Magh Rein Muinter Eoluis Tellach nOdrainn Sept / Family branch of the Mac Rannalls / Mac Grannell / Mac Reynolds / Mheic Raghnaill who had their territory at Mohill and Leitrim in Co. Leitrim in Northern Connacht. Especially see - Mac Moran.

O Moss. Used by the Irish / Ua Maolmona - moin - mona (moorland turf bog) to partially anglicize their name. See O Mulmona and O Malmona in Co. Fermanagh in the south - west of the Ulster Province and nearby in Co. Donegal in the north - west of the Ulster Province.

Mothersoll / Mother's Soul. They were in Co. Donegal in the north - west of the Ulster Province in the 18th Century AD.

Motherway. Gaelicized as Modartha. They were in the east of Co. Cork in Southern Munster.

Motherwell - Scottish origins. They were in the Ulster Province in the 17th Century AD after the Confiscation of the 3,500,000 acres of the Heremonian Ui Cobhthaigh Dal Cuinn "Northern" Ui Niaill territories and the Foreign non - Catholic Plantations there.

Motley. English origins. Originally known as Motlowe and Mutlowe they were in Ireland in the 14th Century AD and in Co. Wexford in the south - east of Southern Leinster in the 17th Century AD and later still nearby in Co. Waterford in the south - east of the Munster Province and in the east of Leinster Province.

Moughan. Used as a variant for Mohan, which see, and also for Vaughan, which see.

Moughty - Irish / Ua Mochta / mighty. May have been originally O Moght and O Mought. A Sept / Family branch, who had their territory in Co. Westmeath in the south - west of Northern Leinster and nearby in Co. Tyrone in Central Ulster.

Mountain. See - Manton - Irish / Ua Manntain. They were in Co. Waterford in the south - east of the Munster Province.

Mountain / de la Montagne. Norman origins -

Mountcashell. See - Cashell.

Mowen. See - Moen.

O Moy - Irish / Ua Muighe. A Sept / Family branch, who had their territory in Co. Donegal in the north - west of the Ulster Province.

Moy. English origins. They came in to Ireland during the Confiscation of the 3,500,000 acres of the Heremonian Ui Cobhthaigh Dal Cuinn "Northern" Ui Niaill territories and the Foreign non - Catholic Plantation there in the Ulster Province.

Mac Moyer or Moyers. See - Weir.

Moyle - Irish - maol / bald -

Mac Moyler. See - Meyler.

Moyles. See - Miles.

Moylett. Used for Millett, which see, in Co. Mayo in the mid - west of the Connacht Province.