MacCarrick IrishMeans
"son of Cúcharraige" in Irish. The given name
Cúcharraige is composed of
cú "hound" and
carraig "rock".
MacCoughlan IrishMeans
"son of Cochlán". The given name
Cochlán is derived from Irish
cochal meaning "cape" or "hood".
Mack 1 Scottish, IrishShortened form of various Irish and Scottish surnames beginning with
Mac or
Mc (from Irish
mac meaning "son").
Mac Niadh IrishMeans
"son of Niadh" in Irish. The given name
Niadh means "champion".
Malone IrishAnglicized form of Irish
Ó Maoil Eoin meaning
"descendant of a disciple of Saint John".
Markey IrishFrom the Irish
Ó Marcaigh meaning
"descendant of Marcach", a given name meaning "horse rider".
McCabe Irish, ScottishMeans
"son of Cába", where
Cába is a byname meaning "cape, cloak" (from Latin
cappa).
McCauley Irish, ScottishAnglicized form of Gaelic
Mac Amhalghaidh or
Mac Amhalghadha meaning
"son of Amhalghaidh". The given name
Amhalghaidh, from Old Irish
Amalgaid, is of uncertain meaning.
McCullough IrishAnglicized form of Irish
Mac Cú Uladh meaning
"son of Cú Uladh". The byname
Cú Uladh means "hound of Ulster". This surname has also been associated with Old Irish
cullach "boar".
McDermott IrishAnglicized form of Irish
Mac Diarmada meaning
"son of Diarmaid". The McDermotts were nobility in the Kingdom of Connaught, a province in Ireland.
McElligott IrishAnglicized form of the Irish Gaelic name
Mac Uileagóid meaning
"son of Uileagóid", a diminutive of
Uilleag.
McGill Irish, ScottishAnglicized form of Gaelic
Mac an Ghoill meaning
"son of the foreigner", derived from
gall "foreigner".
McGovern IrishAnglicized form of Irish Gaelic
Mag Shamhradháin meaning
"son of Samhradháin", a given name meaning "summer".
McGuire IrishAnglicized form of Irish
Mag Uidhir meaning
"son of Odhar", a given name meaning "pale-coloured".
McNamara IrishFrom Irish
Mac Conmara meaning
"son of Conmara". The given name
Conmara is composed of
cú "hound" and
muir "sea".
Milligan IrishAnglicized form of the Irish
Ó Maolagáin meaning
"descendant of Maolagán", a given name derived from
maol meaning "bald" or "tonsured".
Moloney IrishFrom Irish
Ó Maol Dhomhnaigh meaning
"descendant of a church servant".
Monahan IrishFrom Irish
Ó Manacháin meaning
"descendant of Manacháin". The given name
Manacháin meant "little monk", from
manach "monk" and a diminutive suffix.
Moran IrishAnglicized form of Irish
Ó Móráin meaning
"descendant of Mórán", a given name meaning "great, large".
Moriarty IrishFrom Irish
Ó Muircheartach meaning
"descendant of Muirchertach". This was the surname given by Arthur Conan Doyle to a master criminal in the Sherlock Holmes series.
Mullen IrishFrom the Irish
Ó Maoláin meaning
"descendant of Maolán". The given name
Maolán meant "devotee, servant, tonsured one".
Murphy IrishAnglicized form of Irish
Ó Murchadha meaning
"descendant of Murchadh". This is the most common Irish surname.