Dorothy Osborne noblewoman; (1888-1946) (1888–1946) Parents George Osborne, 10th Duke of Leeds Lady Katherine Lambton Children Lady Cecilia Bowes-Lyon Lady Nancy Bowes-Lyon Timothy Bowes-Lyon John Bowes-Lyon, Master of Glamis Siblings Lady Gwendolen Osborne Lady Olga Osborne John Osborne, 11th Duke of Leeds Lady Moira Osborne Partners Patrick Bowes-Lyon, 15th Earl of Strathmore and Kinghorne