McIlwaine
McIlwaine is a Scottish and Northern Irish surname of Gaelic origin. The name is an anglicised version of the Gaelic Mac Giolla Eathain, meaning "son of the servant of St. John".
The McIlwaine surname is most commonly found in Scotland, particularly in the regions of Ayrshire and Lanarkshire. It is also prevalent in Northern Ireland, particularly in counties Antrim and Londonderry.
The name is believed to have originated from a clan or family group in ancient Scotland who revered St. John as their patron saint. Over time, individuals from this group adopted the surname McIlwaine to establish their familial lineage.
Variants of the McIlwaine surname include MacGilwaine, McIlwraith, and McIlveen.
Notable individuals bearing the McIlwaine surname include persons with contributions to various fields, including academics, literature, art, and other disciplines. The McIlwaine name continues to be passed down through generations, contributing to the diverse tapestry of surnames in the British Isles.