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
Fotheringhay of York, and his wife, Cecily Neville as well as his son Edmund, Earl of Rutland, who with Richard himself, fell at the Battle of Wakefield in 1460, are buried in the church. After the choir of the church was destroyed in the 16th century, Elizabeth I ordered the removal of the smashed York tombs and created the present monuments to the third Duke and his wife around the altar. The birthday of Richard III is commemorated annually by the Richard III Society by the placing of white roses in the church. Fotheringhay Fotheringhay is a village and civil parish