List of Famous people with last name Harrowby

Dudley Ryder, 1st Earl of Harrowby, PC, FSA was a prominent British politician of the Pittite faction and the Tory party.

John Herbert Dudley Ryder, 5th Earl of Harrowby, briefly known as Viscount Sandon from March to December 1900, was a British peer and Conservative Member of Parliament. Harrowby was the son of Henry Dudley Ryder, 4th Earl of Harrowby, and Susan Juliana Maria Hamilton Dent.

Dudley Danvers Granville Coutts Ryder, 7th Earl of Harrowby, TD was a deputy chairman of Coutts bank and its parent company, NatWest. He was a descendant 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.