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Canon Island Abbey is a ruined Augustinian monastery located on the extreme northeast corner of Canon Island on the River Shannon in County Clare, Ireland.

Canon Island Abbey
Canon Island Abbey.png
The ruins of Canon Island Abbey, as depicted in "The History and Topography of The County of Clare" by James Frost (1893)
LocationCanon Island, County Clare, Ireland
Reference no.195[1]
Map and floorplan

The abbey was founded in 1189 under the sponsorship of Domnall Mór Ua Briain (Donald O'Brien), the king of Thomond. The ruins include a rectangular church measuring 26 metres (85 ft) long and 7 metres (23 ft) wide. Two chapels are accessible via the north wall. The kitchen and refectory are south of the cloister.

See alsoEdit


  • DeBreffny, Brian & Mott, George (1976). The Churches and Abbeys of Ireland. London: Thames & Hudson. ISBN 0-500-24096-5.
  • A Topographical Dictionary of Ireland by Samuel Lewis at Library Ireland

Coordinates: 52°40′44.63″N 9°2′13.4″W / 52.6790639°N 9.037056°W / 52.6790639; -9.037056