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Caisleán an Haicéadaigh
LocationCounty Galway, Ireland
Part ofAncient Gaelic Kingdom of Maigh Seola
Height168 metres (551 ft) (Castlehacket hill (Knockma))
Abandoned18th century

Castle Hackett is a 13th-century tower house at the base of Knockma hill, 10 kilometres (6 mi) south-west of Tuam, County Galway, Ireland.


The tower house was built by the Hacketts, a Norman family. The Kirwans, one of the tribes of Galway, settled there in the 15th century. The Castlehacket branch of the family was established in the mid-17th century by Sir John Kirwan. The castle was abandoned in the 18th century and the Kirwans built a new three-story house called Castlehacket which was burned in 1923 during the Civil War but rebuilt and still stands today.

In the introduction to his Fairy and Folk Tales of the Irish Peasantry (1888), William Butler Yeats mentions the family and Castlehacket, writing, "Each county has usually some family, or personage, supposed to have been favoured or plagued [with fairy-seeing abilities], especially by the phantoms, as the Hackets of Castle Hacket, Galway, who had for their ancestor a fairy…"[1]

See also


  1. ^ Yeats, W.B. (1983). Fairy and Folk Tales of Ireland. Macmillan Publishing Company. p. 4. ISBN 0-02-055640-3.