Algernon Percy, 4th Duke of Northumberland
Admiral Algernon Percy, 4th Duke of Northumberland, KG, PC, FRS, FSA, FRGS, FRAS, styled Lord Algernon Percy from birth until 1816 and known as The Lord Prudhoe between 1816 and 1847, was a British naval commander, explorer and Conservative... Wikipedia
Born: December 15, 1792
Died: February 12, 1865 (age 72 years), Alnwick Castle, Alnwick, United Kingdom
Siblings: Hugh Percy, 3rd Duke of Northumberland
Spouse: Eleanor Percy, Duchess of Northumberland (m. 1842–1865)