Släkthistoria för Murdison
Murdison Vad efternamn betyder
an anglicized form of Gaelic Mac Muircheartaich ‘son of Muircheartach’; see McMurdie. Either the Gaelic patronymic prefix Mac was translated with the English patronymic suffix -son or more straightforwardly the male personal nameMurdo(ch) was used in a Scots-language context and this is a purely Scots formation.
Källa: The Concise Oxford Dictionary of Family Names in Britain, 2021
