William FitzWilliam (Lord Deputy) William FitzWilliam (Lord Deputy) Sir William FitzWilliam (1526–1599) was an English Lord Justice of Ireland and afterwards Lord Deputy of Ireland. In 1587, as Governor of Fotheringhay Castle, he supervised the execution of the death sentence on Mary, Queen of Scots. He was the Member of Parliament for Peterborough and represented County Carlow in the Irish House of Commons. He lived at Gainspark, Essex, and Milton Hall. FitzWilliam was born at Milton Hall, Northamptonshire, the eldest son of Sir William (d. 1576) and grandson of William Fitzwilliam, Sheriff of London, who had been treasurer and chamberlain to Cardinal Wolsey and
Amias Paulet present in Jersey in 1583 for the swearing-in of his son Anthony as Lieutenant-Governor and his brother George as Bailiff, before leaving to join the Privy Council. A fanatical Puritan with a harsh character, Paulet was appointed gaoler of Mary, Queen of Scots, by Elizabeth in January 1585, at Chartley Castle, and guarded her very strictly. He replaced the more tolerant Sir Ralph Sadler who had given Mary far more liberty. He remained her keeper until Mary's execution at Fotheringhay Castle on 8 February 1587. He was present at that event. He was the appointed Chancellor of the Order of