A peerage of the Kingdom of Ireland.
Letters patent issued on Thu 6th Jan 1831
To Standish O'Grady as Hereditary peerage subsidiary to another created by the same letters patent.
|Number||Surname||Forenames||Held from||Held to|
|1st||O'Grady||Standish||Thu 6th Jan 1831||Tue 21st Apr 1840|
|2nd||O'Grady||Standish Darby||Tue 21st Apr 1840||Sat 22nd Jul 1848|
Peerage extinct on Sat 15th Oct 1955 with the 9th holder .