A peerage of the Kingdom of Ireland.
Letters patent issued on Thu 19th Feb 1767
To Elizabeth Halifax as Hereditary peerage subsidiary to another created by the same letters patent.
|Number||Surname||Forenames||Held from||Held to|
|1st||Halifax||Elizabeth||Thu 19th Feb 1767||Wed 29th May 1782|
|2nd||Mason-Villiers||George||Wed 29th May 1782||Mon 14th Jul 1800|
Peerage extinct on Mon 14th Jul 1800 with the 2nd holder .