Claire Windsor, Countess of Ulster

Claire Alexandra Windsor, Countess of Ulster is the wife of Alexander Windsor, Earl of Ulster, only son and heir of Prince Richard, Duke of Gloucester, and Birgitte, Duchess of Gloucester. A physician by profession, she prefers to remain known as Dr Claire Booth.

Dr Booth is the elder child of Robert Booth, FCMI, of Weston Turville, Buckinghamshire by his wife Barbara Patricia, daughter of Wilfred Robert Hitchin. She has a younger sister, Joanne Booth, who was born in 1979.

Source: Wikipedia