Arthur, William (1857) An Etymological Dictionary of Family and Christian Names. New York: Sheldon, Blakeman. Public Domain.
MCILROY
There are approximately 3,262 people named McIlroy in the UK. That makes it the 3,059th most common surname overall. Out of every million people in the UK, approximately 52 are named McIlroy.
Region of origin
British Isles
Country of origin
Ireland
Language of origin
Gaelic
Religion of origin
Christian
Classification
Celtic
From name of parent
Related and similar surnames
MacelroyMacilroy
Macillroy
Macilroey
M'Kilroy
Macilroie
Macilray
Macileroy
Maccilroy
Machilroy
Macilreay
Maceilroy
Macilrauy
Macilrory
Macielroy
Macilrey
Macilro
Macilroth
Maceillroy
Macillrory
Macilrone
The McIlroy surname in historical dictionaries
An Etymological Dictionary of Family and Christian Names (1857)
(origin: Gaelic.) From Mac, gille, and ruadh, red-haired;--the son of the red-haired young man.