Berkeley Basil Moreton, 4th Earl of Ducie (18 July 1834 – 7 August 1924), was a British peer and a politician and pastoralist in Australia.

Berkeley Basil Moreton was born on 18 July 1834 at Woodchester, Gloucestershire, England, the son of Henry Reynolds-Moreton, 2nd Earl of Ducie and his wife Elizabeth, daughter of Lord Sherborne.

[6] On 30 August 1870, he became a Member of the Queensland Legislative Assembly when he was elected to the seat of Burnett; that term finished on 24 October 1871.

[7] On 7 November 1873, he again became a Member of the Queensland Legislative Assembly when he was elected to the seat of Maryborough; that term finished on 16 March 1875.

[7] In March 1880, he was the founding chairman of the Rawbelle Divisional Board, a local government area surrounding the town of Gayndah.