Heagerty 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

Haggarty rare: Belfast etc. Ir. Ó h-Ágartaigh; Ó h-Ógartaigh, from fógartach "one who is proclaimed an outlaw". Alternatively, Ó h-Éigeartaigh, éigeart = injustice. This latter usually appears as Hegarty, q.v.
Hegarty Very numerous: all areas: especially Cork, Derry-Donegal, Connacht etc. The Irish is Ó h-Éigeartaigh (unjust). A sept of Cineál Eoghain in Derry. There was another group, a branch of the Eoghanacht who were the ruling group in Munster, in Cork. IF & SGG.
Ó h-Éigeartaigh rare: Dublin, Cork etc. Ir.Lang. See Hegarty and O'Hegarty.
Ó h-Éigeartaigh (O)Hegarty: an-líonmhar ins gach aird, i gCorcaigh & i nDoire go sonrach. Clann de Chineál Eoghain in iarthar Uladh ó thús iad, ach craobh d'Eoghanacht na Mumhan, leis. Éigeartach = éagórach - aisteach go leor, bhí sé coitinn sa Mhumhain.
O'Hegarty rare: Dublin etc. Ir. Ó h-Éigeartaigh (unjust). A sept of Cinéal Eoghain in Derry-Donegal, some of whom moved to Cork; the name usually appears as Hegarty, q.v. and sometimes as Haggerty in America. IF.


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

The surname

Parishes where Heagerty and a second surname are found together


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