Scottish surname
Mackay
Mackay is a Scottish surname, associated with Clan Mackay and the country of Strathnaver, in the far north. Here is what it can honestly tell you — and, just as importantly, what it can’t.
- #895 most common surname in the US, 2010 Census established [usCensus2010Surnames]
- 38,681 Americans bore it in 2010
What it means
“Son of Aodh” (Gaelic Aodh, an old name linked to fire), anglicised as Mackay or MacKay. established [oxfordFNBI]
How common it is in America
In the 2010 US Census, 38,681 Americans bore the surname Mackay — the 895th most common in the country established [usCensus2010Surnames] . That reach is the Scottish diaspora made visible — but read it honestly.
A common surname is naming history, not descent.
It marks where a name spread, not a shared bloodline.
The clan, and where it comes from
The name belongs to Clan Mackay, whose historical homeland is Strathnaver, in the far north probable [wikidata] . (A full clan page is on the way.)
In the record of those who left
The name turns up in our own analysis of the emigration sources: New England settlers (Savage). See the transatlantic arc for how the Scots crossed and where they landed.
What your DNA can — and can’t — tell you
A surname is a name, passed down a paternal line and adopted, granted and changed along the way. It does not fix your ancestry, and it certainly doesn’t determine your DNA. If you want to explore where you actually come from, that’s a question for records and genetics, read honestly — what a DNA test can and can’t tell you.
Sources
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[usCensus2010Surnames]U.S. Census Bureau, “Frequently Occurring Surnames from the 2010 Census” (File B: all 162,253 surnames occurring ≥100 times). Public domain (U.S. Government work) · link -
[oxfordFNBI]Hanks, Coates & McClure (eds.), The Oxford Dictionary of Family Names in Britain and Ireland (OUP, 2016). Proprietary (OUP) — read & paraphrase + cite, never copy entries -
[wikidata]Wikidata. CC0 1.0 (public domain) · link