Ursula Mary Rose Bethell, Baroness Westbury CBE, GCStJ, JP (née James; 6 May 1924 – 25 November 2023) was a British peeress who served as superintendent-in-chief of St John Ambulance.
Lady Westbury was born Ursula Mary Rose James on 6 May 1924 at 21 Park Lane in Mayfair, the home of her maternal grandfather.
Robert "Bobbie" James (1873–1960), third son of Walter, 2nd Baron Northbourne, and Lady Serena Lumley (1901–2000), only daughter of Aldred, 10th Earl of Scarbrough.
[4] Growing up in aristocratic circles in Central London, she befriended Princesses Elizabeth and Margaret of York who lived at nearby 145 Piccadilly.
[1] She spent part of her childhood and the years of World War II at St Nicholas, her father's 17th-century home in Richmond in the North Riding of Yorkshire.