Jacob Pleydell-Bouverie, 4th Earl of Radnor
Jacob Pleydell-Bouverie, 4th Earl of Radnor, was the son of William Pleydell-Bouverie, 3rd Earl of Radnor and Judith Anne St John-Mildmay. He was styled Viscount Folkestone from 1828 until 1869.
Folkestone was educated at Harrow and Christ Church, Oxford. On 2 October 1837, he was commissioned a cornet in the Salisbury Troop of the Royal Wiltshire Regiment of Yeomanry. He was a lieutenant in the Regiment from 20 May 1840 to April 1847.
He married Lady Mary Augusta Frederica Grimston, daughter of James Walter Grimston, 1st Earl of Verulam, on 3 October 1840. Lady Mary was one of the train-bearers to Queen Victoria at the 1838 coronation.
They had twelve children:
- William Pleydell-Bouverie, 5th Earl of Radnor
- Hon. Duncombe Pleydell-Bouverie
- Rev. Hon. Bertrand Pleydell-Bouverie, married Lady Constance Jane Nelson, daughter of Horatio Nelson, 3rd Earl Nelson
- Lt.-Col. Hon. John Pleydell-Bouverie, married Grace Malaby and had issue
- Lady Anne Pleydell-Bouverie, married Archibald Alexander Speirs
- Hon. Mark Pleydell-Bouverie
- Hon. Kenelm Pleydell-Bouverie, married Evelyn Maitland-Makgill-Crichton and had issue
- Lady Margaret Pleydell-Bouverie, married David Maitland-Makgill-Crichton and had issue
- Lady Edith Pleydell-Bouverie, married Charles Cotes
- Hon. Christopher Pleydell-Bouverie
- Hon. Frank Pleydell-Bouverie
- Lady Gertrude Pleydell-Bouverie, married Arthur Monckton and had issue
Folkestone was appointed High Sheriff of Wiltshire in 1846 and a deputy lieutenant of Berkshire on 2 May 1855. He succeeded his father as Earl of Radnor in 1869 and was appointed Lord Lieutenant of Wiltshire in 1878.
Radnor served as Governor of the French Hospital. Successive Earls of Radnor were governors of the hospital from the eighteenth century to 2015.