Maurice Berkeley, 1st Baron FitzHardinge health in November 1857. On 26 February 1861, after inheriting his brother's estates, Berkeley unsuccessfully claimed the Barony of Berkeley as being one by tenure of Berkeley Castle. He was advanced to Knight Grand Cross of the Order of the Bath on 28 June 1861 and was created Baron FitzHardinge, of the city and county of Bristol on 3 August 1861. He was promoted to full admiral on 15 January 1862 and died at Berkeley Castle in Gloucestershire on 17 October 1867. In 1823 Berkeley married Lady Charlotte Lennox, daughter of Charles Lennox, 4th Duke of Richmond; after his first
William Berkeley, 1st Earl FitzHardinge petitioner's claim was not made out. William received Berkeley Castle and the other estates by will, and on 2 July, after the adverse decision of the Lords Committee, he claimed a writ of summons as a Baron as Baron by tenure of Berkeley Castle. The claim was fully laid before the Committee for Privileges in 1828 and 1829, but the Lords gave no judgement on the case. The eldest son born after the 1797 Lambeth marriage of the fifth Earl, Thomas Moreton FitzHardinge Berkeley, became on the Earl's death in 1810 "de jure" 6th Earl of Berkeley — however, he