Church of St Laurence, Upminster Church of St Laurence, Upminster The church of St Laurence, Upminster, is the Church of England parish church in Upminster, England. It is a Grade I listed building. It is the historic minster or church from which Upminster derives its name, meaning 'upper church', probably signifying 'church on higher ground'. The place-name is first attested as 'Upmynster' in 1062, and appears as 'Upmunstra' in the Domesday Book of 1086. Alice Perrers, mistress of King Edward III, was buried in the church or churchyard in 1400. There is no memorial to mark her grave. She had three illegitimate children by the
Roxana: The Fortunate Mistress her true name is Susan, according to a comment she makes later about her daughter.) She quickly gains a lot of attention, and a three year gap is announced, and implies she even became mistress to the King, who saw her at one of her parties. Following this she becomes an old man's mistress, which she becomes quickly sick of. Her reputation as a mistress and a whore tires her, and she wishes to lead a more simple life. Roxana moves to the outskirts of London and takes board in a Quaker woman's house, with whom she quickly becomes friends.