Frequently Asked Questions / How do I find information about the O’Dea Castle? Dysert O`Dea Clan Association > About the O'Dea Clan > Frequently Asked Questions / How do I find information about the O’Dea Castle? You can find information about the O’Dea Castle here: O’Dea Castle Posted in: About the O'Dea ClanLast updated on: 27th June, 2015Like this article? Please share: