Letters patent issued on Wed 21st Oct 1654

To Murrough O'Brien

A peerage of the Kingdom of Ireland , during the reign of Charles II

Previously known as Lord Inchiquin in the Peerage of the Kingdom of Ireland.

Ordinality on date:

Person prefix:

Person suffix:

Previous of title: false


  1. Earl of Inchiquin
  2. Lord O'Brien


Peerage, p. 7; LP printed in Claims to Vote, iii, 61-2