Aubrey Beauclerk, 5th Duke of St Albans British Duke (1740-1802) (1740–1802) Parents Mary Chambers Vere Beauclerk, 1st Baron Vere Children Aubrey Beauclerk, 6th Duke of St Albans Lord Frederick Beauclerk Lady Georgiana Beauclerk Amelius Beauclerk Lady Catherine Beauclerk Lady Caroline Beauclerk William Beauclerk, 8th Duke of St Albans Siblings Mary Beauclerk Vere Beauclerk Sackville Beauclerk Chambers Beauclerk Elizabeth Beauclerk Partners Catherine Beauclerk, Duchess of St Albans