A peerage of the Kingdom of Ireland.
Letters patent issued on Sun 23rd Jan 1752
To John Proby as Peerage of Ireland.
|Number||Surname||Forenames||Held from||Held to|
|1st||Proby||John||Sun 23rd Jan 1752||Sun 18th Oct 1772|
|2nd||Proby||John Joshua||Sun 18th Oct 1772||Mon 7th Apr 1828|
|3rd||Proby||John||Mon 7th Apr 1828||Mon 11th Jun 1855|
|4th||Proby||Granville Leveson||Mon 11th Jun 1855||Tue 3rd Nov 1868|
|5th||Proby||Granville Leveson||Tue 3rd Nov 1868||Sat 18th May 1872|
|6th||Proby||William||Sat 18th May 1872||Sat 4th Sep 1909|
Peerage extinct on Sat 4th Sep 1909 with the 6th holder .