Landed Estates
NUI Galway

Hennessy (Ballymacmoy)

A family who were established at Ballymacmoy, Killavullen, county Cork, by the mid 18th century. One branch of the family settled at Cognac in France and produced Hennessy brandy. The Hennessys held land from the Nagles in the parish of Monanimy, county Cork and a collection of archives in the James Hardiman Library, NUI, Galway, document a legal case 1771-1831 between the Hennessys and the ffrenches of Rahasane, county Galway, who had inherited some of the Nagle lands. At the time of Griffith's Valuation James Hennessy held at least three townlands in the parish of Monanimy. The Hennessy estate amounted to 863 acres in the 1870s.


Name Townland Civil Parish PLU DED Barony County Map Ref
Ballymacmoy Ballymacmoy Monanimy Mallow Monanimy 254 Fermoy Cork OSI Ref: W647 997
OS Sheet: 34
Discovery map: 80

Archival sources

  • Blake of Ballyglunin Papers, include documents re the Ffrenches of Rahasane, Co Galway and the Hennessy family of Ballymacmoy, Co Cork. LE7; James Hardiman Library, National University of Ireland, Galway
  • Probate of will (23 Feb 1846) of Michael Hennessy, Cork city, 23 June 1846. 999/512; National Archives of Ireland
  • Irish Tourist Association Survey, Parish of Killavullen; Cork County Library

Contemporary printed sources

Modern printed sources