 Possibly a love match, the ceremony was repeated in public on 17 May 1551 at her parents' house Ely Place, London.Four months later Henry Sidney became Chief Gentleman of Edward VI's Privy Chamber; he was knighted by the young King on the day his father-in-law, who headed the government, was raised to the dukedom of Northumberland.In May 1553 Mary's second youngest brother, Guildford Dudley, was married to Edward's favourite cousin, Lady Jane Grey.