Augustus Berkeley, 4th Earl of Berkeley Augustus Berkeley, 4th Earl of Berkeley Lieutenant-Colonel Augustus Berkeley, 4th Earl of Berkeley, KT (18 February 1715 – 9 January 1755) was the son of Vice-Admiral James Berkeley, 3rd Earl of Berkeley, and the former Lady Louisa Lennox. He was made an ensign in the 1st Regiment of Foot Guards in November 1734, and succeeded his father on 17 August 1736 as 4th Earl of Berkeley, 12th Baron Berkeley and 4th Viscount Dursley. In 1737, he was created Lord Lieutenant of Gloucestershire and Constable of St. Briavel's Castle, offices which he held until his death, and was made lieutenant-colonel of
James Berkeley, 1st Baron Berkeley cousin Elizabeth, daughter of the fifth Baron Berkeley and wife of Richard de Beauchamp, 13th Earl of Warwick. He was unable initially to claim Berkeley Castle, as it was taken in possession by the Earl and Countess of Warwick. In 1421, when the Warwicks finally gave up Berkeley Castle, James was summoned to Parliament by writ as Lord Berkeley. The feud did not end there as his third wife Isabel was captured by the Countess of Warwick's son-in-law the Earl of Shrewsbury, and held imprisoned until her death in 1452. Lord Berkeley was succeeded by his son from his third