First name origin & meaning: Scottish: Victorious at sea First name variations: Merdock, Merdok, Murdoch, Murdock, Murdok, Murdock Last name origins & meanings:
- Irish: (Meath and Monaghan) Anglicized form of Gaelic Ó
Muircheartaigh ‘descendant of Muircheartach’, a personal
name from muir ‘sea’ + ceardach ‘skilled’, i.e. ‘skilled
navigator’. A Kerry surname of the same form is Anglicized as
Moriarty.
- Irish: (County Roscommon) Anglicized form of Mac
Muircheartaigh (originally Anglicized as MacMoriarty) (see
McMurtry).
- Irish: sometimes of Scottish origin, an
alternative to Murdock.
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