The story
- Scottish Gaelic · derived fromMac Gille Riabhaich“son of the brindled lad”
- English todayMcIlwrick
Anglicized form of Scottish Gaelic Mac Gille Riabhaich (“son of the brindled lad”), from gille (“lad”) and riabhach (“brindled, speckled”). Compare McElrath, which derives from the Irish variant of the surname.
Etymology from Wiktionary, CC BY-SA 4.0.