Mary Bentinck was born circa 1679 to Hans Willem Bentinck, 1st Earl of Portland (1649-1709) and Anne Villiers (c1651-1688) and died 20 August 1726 of unspecified causes. She married Algernon Capell, 2nd Earl of Essex (1670-1710) 28 February 1698 . She married Conyers d'Arcy (-1758) August 1714 . Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s.
|William Capell, 3rd Earl of Essex (1698-1743)||1698||8 January 1743||Jane Hyde (c1699-1724) |
Elizabeth Russell (bef1711-1784)
|Elizabeth Capell (c1699-)|
|Mary Capel (-1762)|