Robert Cecil, 1st Viscount Cecil of Chelwood
His father was Robert Gascoyne-Cecil, 3rd Marquess of Salisbury.  He was born in Cavendish Square, London. He was educated at home until he was thirteen and then spent four years at Eton College.  Then he studied law at University College, Oxford. He married Lady Eleanor Lambton, daughter of George Lambton, 2nd Earl of Durham in 1889.  In 1899, he was made a Queen's Counsel.