1798 to Thomas Reynolds Moreton, 1st Earl of Ducie (1776-1840) and Frances Herbert (1775-1830) and died 16 December 1842 of unspecified causes. She married William Basil Percy Feilding, 7th Earl of Denbigh (1796-1865) 8 May 1822 . Notable ancestors include William I of England (1027-1087), Charlemagne (747-814), Hugh Capet (c940-996), Alfred the Great (849-899), Rurik (c832-879), Henry II of England (1133-1189). Ancestors are from the United Kingdom, France, Germany, England, Russia, Ukraine, Spain, Portugal, Belgium, Hungary, Byzantium, Ireland, Israel, the Netherlands, Belarus, the Byzantine Empire, Italy, Turkey.Lady Mary Moreton was born
Noteworthy descendants include
Great-great-great-grandmother of Prime Minister David Cameron.