Mclaughlin Family History
Mclaughlin Surname Meaning
Irish: Anglicized form of Gaelic Mac Lochlainn ‘son of the Norseman’ from the personal name Lochlann ‘stranger Norseman’ from a term denoting Scandinavia (possibly ‘land of lakes/fjords’).
This was a ruling family in Ulster.
Source: Dictionary of American Family Names 2nd edition, 2022