| | Francis Xavier Alexander Shields 1941–2003 Theresia Anna Lilian Maria "Teri" Schmon 1933–2012 | | |
William Xavier Orin Hunt "Willy" Shields 1949–2016 | | |
| | Francis Xavier Alexander "Frank" Shields 1909–1975 Marina Torlonia 1916–1960 Katharine Mortimer 1923–2003 | | | | Giulio Torlonia 1824–1871 Teresa Chigi della Rovere 1831–1884 | | | | Sigismondo Chigi della Rovere 1798–1877 Leopoldina Doria-Pamphilj-Landi 1811–1843 | | | | Luigi Giovanni Doria-Pamphilj-Landi 1779–1838 | | | | Giovanni Andrea Doria-Pamphilj-Landi 1747–1820 Leopoldina Maria di Savoia-Carignano 1744–1807 | | |
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