MCCAUGHAN

Recorded variant spellings include Mc Caughan, Mccaughan

McCaughan is a surname of Irish origin, deriving from the Gaelic Mac Eacháin, which translates as son of Eachán. Eachán itself is a diminutive of each, the Gaelic word for horse, so the surname originally denoted a descendant of a person associated with horses or a horse‑related occupation.

The name is predominantly found in Ulster, with early records concentrated in Counties Antrim, Derry, Down and Tyrone. In Ulster Church Registers the surname occurs under variants such as Mc Caughan, Mc Coughan and Mc Caghan. It has also been documented in the 17th‑century Hearth Money Rolls of County Tyrone, where it appears as MacCahee or MacCaughey around 1650, during the reign of Oliver Cromwell.

Traditional Irish family names are often patronymic, prefixed by Mac (meaning “son of”) or O (meaning “grandson of” or “descendant of”). The surname McCaughan follows this pattern, indicating descent from an ancestor named Eachán. Some families altered the spelling to Mac Caughey, an Anglicised form of the cognate Ulster name Mac Eachaidh, also meaning “son of the Horseman”.

In the 18th and 19th centuries records show McCaghan witnessing a christening in Magheralin, County Down, in 1784, and a birth of a McCaughan in Dervock, County Antrim, in 1865. During the Great Famine, a family bearing the name Mc Caughen emigrated from Belfast on the ship Monterey in April 1847, illustrating the dispersion of the name beyond Ireland.

While the core meaning remains linked to horsesmanship, the surname has given rise to several alternative spellings, including MacCahan, McCahan, McCann, MacAghon, Caghan, Cahan, Kahan, Keaghan, McKeegan and others. These variations stem from phonetic interpretation and regional accents, with certain spellings such as Kahan or McKeegan reflecting non‑Irish origins or distinct Gaelic roots like Mac Catháin.

In contemporary times, the surname remains most common within Ireland, especially in Ulster and to a lesser extent in Munster. Outside of Ireland it appears in the Irish diaspora, notably in the United States, Canada and Australia, though its prevalence there is comparatively limited. The distribution of the surname and its variants offers genealogical insight into migration patterns and linguistic evolution.

Typical given names associated with the McCaughan surname

Male

  • Conor
  • Daniel
  • David
  • Francis
  • Garth
  • James
  • John
  • Kevin
  • Michael
  • Robert
  • Robin
  • Thomas
  • William

Female

  • Anne
  • Carol
  • Elizabeth
  • Julie
  • Karen
  • Kathleen
  • Linda
  • Margaret
  • Mary
  • Sarah
  • Susan
  • Teresa
  • Tracy
  • Wendy

Similar and related surnames

Related and similar names are generated algorithmically based on the spelling, and may not necessarily share an etymology.

How to communicate the surname McCaughan in...

Braille

Morse

---.-.-.-..-..---......--.

Semaphore

Semaphore MSemaphore CSemaphore CSemaphore ASemaphore USemaphore GSemaphore HSemaphore ASemaphore N

There are approximately 241 people named McCaughan in the UK. That makes it one of Britain's least common surnames. Only around four in a million people in Britain are named McCaughan.

Surname type: From name of parent

Origin: Celtic

Region of origin: British Isles

Country of origin: Ireland

Religion of origin: Christian

Language of origin: Gaelic

The Genealogist - UK census, BMDs and more online

Your comments on the McCaughan surname

BritishSurnames.uk is a Good Stuff website.