Dudley Danvers Granville Coutts Ryder, 7th Earl of Harrowby, TD (20 December 1922 – 9 October 2007) was a deputy chairman of Coutts bank and its parent company, NatWest. He was a descendent of Thomas Coutts, who joined the bank in 1761, and of Sir Dudley Ryder, Lord Chief Justice of the King's Bench in the 1750s. He was known by his courtesy title of Viscount Sandon from 1956 to 1987, when he succeeded to the title of Earl of Harrowby upon the death of his father, the 6th Earl.
When he was born, his father, also Dudley Ryder, was Member of Parliament for Shrewsbury and Parliamentary Private Secretary to the Sir Samuel Hoare. His mother, Lady Helena Blanche Coventry, was the daughter of George William Coventry, Viscount Deerhurst, first son of George Coventry, 9th Earl of Coventry.
He was educated at Eton. He joined the young soldiers' battalion of the South Staffordshire Regiment in 1940, while at Eton. He was commissioned in 1942. He landed in Normandy 6 days after D-Day, and served in Northern Europe in the Second World War in the 59th (Staffordshire) Infantry Division. He moved to the 133 Field Regiment Royal Artillery in February 1945, part of the 53rd (Welsh) Infantry Division, but was severely injured near the Reichswald forest only a few days later. After recovering from his injuries, he was posted to the Far East in preparation for the invasion of Malaya, Operation Zipper. The operation was abandoned following the surrender of Japan. He remained in the Far East after the war, serving as a political officer with the 5th Battalion of the Parachute Regiment in Java, under Laurens van der Post. He continued as an officer in the Territorial Army after he retired from the regular Army, rising to rank of lieutenant-colonel before retiring in 1964, having commanded the 254 (City of London) Field Regiment Royal Artillery.