Lady Catherine Beauclerk daughter of Aubrey Beauclerk, 5th Duke of St Albans (1768–1803) Parents Aubrey Beauclerk, 5th Duke of St Albans Catherine Beauclerk, Duchess of St Albans Children Siblings Amelius Beauclerk Lord Frederick Beauclerk William Beauclerk, 8th Duke of St Albans Lady Georgiana Beauclerk Aubrey Beauclerk, 6th Duke of St Albans Lady Caroline Beauclerk Partners James Burgess