MacCarthy MacCarthy MacCarthy (Irish: Mac Cárthaigh), also spelled Macarthy, McCarthy or McCarty, is a Gaelic Irish clan originating from Munster, an area they ruled during the Middle Ages. It was and continues to be divided into several great branches. The MacCarthy Reagh, MacCarthy of Muskerry, and MacCarthy of Duhallow dynasties were the three most important of these, after the central or MacCarthy Mór line. Their name, meaning "son of Cárthach" (whose name meant "loving"), is a common surname that originated in Ireland. As a surname, its prevalent spelling in the English language is McCarthy. Several variants are found, such as McCarty
Leavy surname Leavy may appear prefixed with the Gaelic language "Mac" or even "Mc", "MacA" and "MacE". Notable people with the surname include: Leavy Leavy (Lay-Vee) is a Scottish surname. It arose from the Scots slurring of the surname of the Irish MacDunleavy (dynasty) (Gaelic language MacDuinnshléibhe) royals, exiled in the still Celts Highlands of Scotland after the 12th century English conquest of the last remnants of the Dunleavy’s, thereto, though reduced, still sovereign Irish state in southeastern Ulster, that is the (Ulaidh (province). The Dunleavy/MacNulty (Gaelic language Mac an Ultaigh, for an individual of the Ulaidh tribe) were the last