Murdock
[ˈmɜːr.dɒk]Meaning
scottish surname, anglicized from Scottish Gaelic Muireadhach, Murchadh or Muircheartach
Background Story
Murdock is an anglicized form of the Scottish Gaelic names Muireadhach, Murchadh and Muircheartach, each of which has muir, "sea", as its first element; the three mean "mariner", "sea-warrior" and "sea-ruler" respectively. It is a relatively modern iteration of the Irish or Scottish name Murdoch. A user-submitted entry records Murdock as a masculine given name in Scottish.

Related Names
Murphey
A variation of Murphy, which means 'sea warrior' or 'sea battler'.
Agnar
Old Norse Agnarr, from agi "awe, fear" or egg "sword edge" and herr "army"
Chayton
No documented meaning in the sources checked
Clooney
A surname of Irish origin meaning 'descendant of the warrior'.
Conlan
English form of Irish Ó Conalláin, "descendant of Conallán", from Conall
Dancan
Dempsey
Anglicised form of Irish Ó Díomasaigh, from díomasach, "proud, arrogant"
Donovan
Anglicised form of Irish Ó Donndubháin, "descendant of the brown-black one"
Douglas
From a Scottish surname, from Gaelic dubh "dark" and glais "water, river"