Peter Pan | Leicester | Peter Gabriel | Sir | Peter Jackson | Peter | Saint Peter | Sir Walter Scott | Peter Paul Rubens | Peter Sellers | Peter the Great | Blue Peter | baronet | Baronet | Peter Frampton | Peter Greenaway | Peter Brook | Peter Lorre | University of Leicester | Peter Ustinov | St. Peter's Basilica | Leicester City F.C. | Leicester Tigers | Peter Kropotkin | St. Peter | Sir Arthur Conan Doyle | Peter Fonda | Peter Kay | Peter David | Peter Mandelson |
His father, William Harcourt Isham Mackworth (1806—1872), a younger son of Sir Digby Mackworth, the 3rd Baronet, took the additional surname Dolben after he married Frances, the heiress of Sir John English Dolben, the 4th Baronet.
Born at Tabley House in Cheshire, 4 April 1762, he was the eldest son of Sir Peter Leicester, 4th Baronet, by his wife Catherine, coheiress of Sir William Fleming of Rydal, Westmoreland.