Information about Doon Castle

Information from O'Donovan's Field Name Books

Standard Name:
Doon Castle
Irish Form of Name:
Caisleán a' Dúin
castle of the fort
Civil Parish:
Other Forms of the Name with authority source (if provided) in italics:
Doon Castle
Caisleán a' Dúin
Doon Castle Inhabitants
Cushlaun a Dhoon (Irish) Inhabitants
The ruin of this old castle is about 35 feet long 24 broad and part of the walls 18 feet high, with 5 windows on the N. side,. It is placed on a high rugged rock almost encompassed by the sea at high water. It was inhabited it is said by a notorious tyrant by name O’Halloran who committed many persons by his own partial judgment and sentenced them to be cast indiscriminately into the sea from an high precipice at the S side of the Castle of the time of its dissolution and and there is no date.
Situated on the N. bank of Streamstown Bay and about the centre of the S. boundary of Doon.
Information from the Ordnance Survey Letters:
The Ordnance Survey Letters are letters between John O'Donovan and his supervisor, Thomas Larcom, regarding the work of compiling the Field Books. These letters provide further discussion on many of the places listed in the Field Books.
References to this place can be found in the following letter.
  • Volume 3 page 74

Townland Information

What is a townland?:
A townland is one of the smallest land divisions in Ireland. They range in size from a few acres to thousands of acres. Many are Gaelic in origin, but some came into existence after the Norman invasion of 1169
Doon Castle is in Doon townland.

Information From Maps

Original OS maps at the Ordnance Survey of Ireland website.
(Click on place name to view original map in new window.)
This link is not a link to the townland that you are currently researching; however, if you follow this link, you will see a search box near the top of the page which you can use to search for your townland.
Having followed this link, you will see several expandable links - each link has a plus sign on its left - on the top left of the page. Expand 'Base Information and Mapping'. Now it is possible to select the maps that you wish to view by clicking on the checkbox that is on the left of each map; this list includes the original Ordnance Survey maps.
You can select more than one map and you can use a slider to make one map more transparent than another. This allows you to view what features were present or absent at different points in time.
(This map will display in a new window.)
Doon Castle
Information from the National Monuments Service.
(This information will display in a new window.):
You can use this link to view a map of archaelogical features.
This link brings you to a website wherein you will have to search for your townland.
Archaeological map from the National Monuments Service