McCullough households in mid-nineteenth century Ireland

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

Click on a county to see more detail

Surname Dictionary

Cullagh rare: Tipperary etc. Probably from MacCullough, q.v.
Culley numerous: mainly Down with Armagh, Cavan & Midlands. Ir. Ó Colla. The personal name Colla was current in early ages. See also Coll.
Mac Conuladh Mac Cullagh, Mac Cullough & (b'fhéidir) Culloo sa Clár. An-líonmhar i gCúige Uladh, áit is sloinne Albanach é, leis. Fuarathas Mac Colla i gConnachta sa16 céad. Cú Uladh an t-ainm pearsanta i dtosach - deacair a rá cad a thárla.MIF.
MacCollough Very rare: Antrim etc. See Mac Cullough.
MacCulla fairly rare: Down etc. Ir. Mac Cú Uladh (hound of Ulster). See Mac Cullough.
MacCullagh numerous: Ulster generally, Dublin, scattered elsewhere. See Mac Cullough.
MacCulloch Quite numerous: Ulster generally, Dublin etc. See Mac Cullough.
MacCullough Very numerous: Belfast area-Down, Ulster generally, scattered elsewhere. Ir. Mac Cú Uladh (hound of Ulster). The name is current in Scotland and MacLysaght mentions that it might derive from collach, a boar, but it seems more logical that all the names have the same source in Ulster, though many subsequently came as settlers in 17 cent.
MacCully fairly numerous: Ulster generally. Variant of Mac Cullough, q.v.


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

The surname

Parishes where McCullough and a second surname are found together


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