Landed Estates
NUI Galway

Mahon (Thornfield)

John Mahon was leasing land from the Kellys of Castle Kelly in the mid 19th century. He was a grandson of Thomas Mahon of Strokestown and in 1831 he married his cousin, Leonora, daughter of the Reverend Armstrong Kelly of Castle Kelly. In the 1870s Thomas Kelly Mahon owned 947 acres in county Galway and 584 acres in county Roscommon.


Name Townland Civil Parish PLU DED Barony County Map Ref
Ballybaun Ballybaun Killian Mountbellew Castleffrench 146 Killian Galway OSI Ref: M755 494
OS Sheet: 47
Discovery map: 47
Thornfield Thornfield Athleague Mountbellew Killeroran 149 Killian Galway OSI Ref: M809 530
OS Sheet: 33
Discovery map: 40