Evelyn Cecil, 1st Baron Rockley

Evelyn Cecil, 1st Baron Rockley, GBE, PC (30 May 1865 – 1 April 1941), was a British, Conservative Party politician.

Born in the parish of St George's, Hanover Square in the heart of London's Mayfair, Cecil was the eldest son of Lord Eustace Cecil, grandson of James Gascoyne-Cecil, 2nd Marquess of Salisbury, and cousin of both Sir Robert Cecil and Arthur Balfour.

He was educated at Eton before going up to New College, Oxford. Cecil was Private Secretary from 1891 to 1892, to the Prime Minister, his uncle, Robert Gascoyne-Cecil, 3rd Marquess of Salisbury, during the latter's second term and during his third term from 1895 to 1902.

On 16 February 1898, Cecil married the Hon. Alicia Amherst (a garden historian and daughter of William Tyssen-Amherst, 1st Baron Amherst of Hackney), having three children: Robert William Evelyn, later 2nd Baron Rockley (28 February 1901–26 January 1976), Margaret Gertrude (27 November 1898 – 26 August 1962) and Maud Katharine Alicia (21 November 1904 - 12 June 1981).

Cecil served as a Member of Parliament from 1898 to 1929 and was appointed a Knight Grand Cross of the Order of the British Empire (GBE) in the 1922 New Year Honours. He was raised to the Peerage on 11 January 1934 as Baron Rockley, of Lytchett Heath, in the County of Dorset.

Lord Rockley died in 1941 in Poole aged 75.