Sarah Churchill, Duchess of Marlborough John chose Sarah over Catherine Sedley, but both John's and Sarah's families disapproved of the match, therefore they married secretly in the winter of 1677–78. John and Sarah were both Protestants in a predominantly Catholic court, a circumstance that would influence their political allegiances. Although no date was recorded, the marriage was announced only to the Duchess of York, and a small circle of friends, so that Sarah could keep her court position as Maid of Honour. When Sarah became pregnant, her marriage was announced publicly (on 1 October 1678), and she retired from the court to give birth to
Duchess of Cambridge Duchess of Cambridge Duchess of Cambridge is the principal courtesy title held by the wife of the Duke of Cambridge. The title is legally gained upon marriage and is forfeited upon divorce. Five of the eight Dukes of Cambridge did not marry, and thus there are only three Duchesses of Cambridge including the current Duchess, Catherine, wife of Prince William, Duke of Cambridge. The three Duchesses of Cambridge (and the dates the individuals held that title) are as follows: In 1847, Sarah Fairbrother married Prince George, Duke of Cambridge, son of Prince Adolphus, Duke of Cambridge, and Princess Augusta of