Cahill households in mid-nineteenth century Ireland

Householders by county in (1847-64), as on the map

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Surname Dictionary

Cahill Very numerous: all provinces but least in Ulster. Ir. Ó Cathail, a very popular personal name in early Ireland (see entry). There were septs in Clare, Tipperary and Kerry. It is one of the earliest surnames on record. IF & SGG.
MacCahill fairly rare: Donegal-Tyrone-Cavan. Ir. Mac Cathail from first name Cathal meaning "strong in battle". May also stand for Mac Cathmhaoil (battle chief).
Ó Cathail Cahill: an-líonmhar ar fud na tíre: Clanna móra sa Mhumhain agus i gConnachta. Ainm pearsanta is ea Cathal a chiallaíonn "calma sa chath".SGG.


  • Cahill in 1659.
  • Cahill births mapped 1864-1913
  • Cahill 1901 census map
  • Cahill 1911 census map
  • Cahill Roman Catholic baptisms
  • Cahill Roman Catholic marriages NEW!

The surname

Parishes where Cahill and a second surname are found together


Variants in Griffith's
& total households

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Non-Griffith's Variants

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