McManus Surname Meaning & Origin
What the McManus last name means, where the surname began and how it spread.
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Meaning and origin of the McManus last name
Meaning of the McManus last name: son of Mánus (Magnus). McManus comes from the Gaelic Mac Mánais, son of Mánus, the Irish form of the Norse name Magnus, meaning great. It belongs mainly to Fermanagh and Roscommon. A curious detail: the name shows how Viking contact shaped Irish names, as Magnus came to Ireland through Norse settlers.
Arms associated with the McManus name
Irish heraldry often features hands, trees and animals drawn from old stories, and the McManus name belongs to that tradition.
Get your full McManus family history
This is only a glimpse of the McManus story. The full McManus history report goes much deeper into where the name began, who carried it and how the family spread, and it comes with a museum-style painted McManus coat of arms. Get the full McManus report.
McManus name FAQ
What does the McManus name mean?
Son of Mánus (Magnus). Common variants include MacManus, Manus, McMenamin.
Where does the McManus surname come from?
It originates in Ireland, and is also found in the United States, Scotland and England.
Is there a McManus coat of arms?
Arms were granted to individuals rather than to everyone with a surname. Herald Lab paints a personalized McManus coat of arms in museum style, based on historic heraldry.
Researched by Herald Lab Research Studio, since 1993. Sources: MacLysaght, The Surnames of Ireland; Dictionary of American Family Names (Oxford); US Census Bureau 2010.