Claire Alexandra Windsor, Countess of Ulster (born Claire Alexandra Booth on 29 December 1977) 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.Born in Sheffield, South Yorkshire, she went to King's College, London to study medicine, graduating in 2001 as Bachelor of Medicine, Bachelor of Surgery (MB BS); she subsequently graduated from University College, London as MSc in 2007 and PhD in 2012. Wikipedia
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