Casement Coat of Arms Record & History

A record of documented arms, meaning and origin, researched for the Casement family of Ireland.

Reg. 3754 · Irish, A–C

Coat of Arms & Family Crest Details

Where the Casement Arms Were Recorded

Antrim
Map of Ireland showing where the Casement arms are recorded

The Casement arms were recorded in Antrim, c. 1645.

Antrim was north-eastern Irish country settled from Scotland in the seventeenth century. The new landowners took formal grants and had them recorded, so their arms are unusually well documented.

This is where the arms were entered in the register. Families often moved to other parts of the country, so the same name can turn up in more than one region.

Region
Antrim
First recorded
1645

Granting Authority for the Casement Arms

Arms of Ulster King of Arms
Ulster King of Arms Sodacan · CC BY-SA 3.0
Authority

Ulster King of Arms

1552-1943

The body that granted and recorded arms in Ireland in this period.

Portrait of Charles I of England
Charles I of England
Sovereign of the period

Charles I of England

1625–1649

Reigning in Ireland when the Casement arms are first recorded.

How Arms Worked in Ireland

The Ulster King of Arms granted coats of arms to individuals who proved their social standing and good character. These symbols were typically inherited by all legitimate descendants of the original holder. If a family branch wanted a unique look, they could apply for a specific change to their design through the office to ensure their identity remained distinct.

Granting authority
The Ulster King of Arms acted as the official body that regulated and issued all coats of arms throughout Ireland.
How they got arms
Families obtained their arms through formal grants issued by the office after proving their eligibility and paying the required fees.
Where arms were recorded
All official grants were recorded in the registers held by the Ulster King of Arms starting from the year 1552.
The family's standing
Recorded among the armigerous families of Antrim.

Origin & History of the Casement Family in Ireland

The Casement family name has deep roots in County Antrim, where records confirm their presence by the year 1645. Historians believe the name is likely of Gaelic origin, evolving from the Irish surname *Mac Asmain*, which translates to "son of Asman." This name was gradually anglicized as families integrated into the changing social landscape of seventeenth-century Ulster. During this period, the Casements established themselves as prominent landowners and merchants in the northeast of Ireland. Their early history is closely tied to the development of the region, as they moved from being local figures to influential participants in the economic and political life of County Antrim. By settling in this area, the family became part of the complex cultural tapestry that defined the north of Ireland for generations.

Related Branches & Arms

Root word
cas

A Latin term referring to a helmet or protective head covering.

This name
CasementAn occupational name for a maker or seller of helmets.
also spelled
Casemant
Casemint
Casemunt

Documented Sources

Sir Bernard Burke, The General Armory of England, Scotland, Ireland and Wales, London: Harrison & Sons, 1884

Bell, Robert, The Book of Ulster Surnames, 1988

MacLysaght, Edward, The Surnames of Ireland, 1985

Public Record Office of Northern Ireland, D/1620: Casement Family Papers

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