Lieutenant of the Tower of London in 1424 during the reign of Henry VI. During the reign of Edward IV, Richard Haute (died 8 April 1487) was Lieutenant from 1471 to 1473. John de Vere, 13th Earl of Oxford was Constable in the reign of Henry VII, at which time Sir John Digby was his Lieutenant. According to some sources, in the reign of Henry VIII Sir Thomas Lovell (died 25 May 1524) served as Lieutenant from Michaelmas 1512; however according to other sources, he was Constable of the Tower. Among the prisoners of state in Lovell's custody was the Pretender to the Crown, Lambert Simnel.
Ralph Hastings (died 1495) to the crown by the attainder on 4 November 1461 of Sir William Vaux, later slain at Tewkesbury. He held numerous offices during the reign of Edward IV, including Keeper of the Lions and Leopards in the Tower of London. In 1470 he was Controller of Customs in Lynn, Norfolk, as well as Controller of Petty Customs in London. He was High Sheriff of Northamptonshire in 1471, and represented the county in Parliament as Knight of the Shire in 1472. In 1472 he and his eldest brother, William Hastings, 1st Baron Hastings, were granted licence to found a guild at