| | Henri Gérard Marie Gabriel d’ Oultremont 1925– Monique Marie Fernande Ghislaine de Decker de Brandeken 1925–2004 | | |
| | Nadine Alice Georgette Marie d’ Oultremont 1926–2013 Roger Edmond Maurice Marie Ghislain Lagasse de Locht 1910–2002 | | |
| | Christine Marie Henriette Alberte d’ Oultremont 1928–1976 Alain Adelin Jeanne Ghislain Stas de Richelle 1927– | | |
| | François Raymond Marie d’ Oultremont 1899–1988 Antoinette Sophie Charlotte Marie de Prelle de la Nieppe 1901–1992 | | |
| | Henri François Marie d’ Oultremont 1866–1914 Alice Rosalie Adolphine Nothomb 1873–1942 | | | | Théodore Louis Emile d’ Oultremont 1839–1913 Marie Sophie Jeanne Caroline de Robiano 1845–1917 | | | | Joseph Ferdinand Emile d’ Oultremont 1797–1869 Isabelle Charlotte Bonham 1808–1872 | | | | Louis Ferdinand Michel d’ Oultremont de Wegimont 1760–1799 Johanna Susanna Hartsinck 1759–1830 | | | | Jean Baptiste Georges d’ Oultremont 1715–1782 Maria Jacoba Joanna Tiarck Waltha 1729–1802 | | |
| | | Johanna Cornelia de Bas – |
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| | | Isabella Baines Woodgate – |
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| | | Maurice Joseph de Robiano – Marie Désirée d' Hemricourt de Grunne – |
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| | | Georges Albert « Eugène » Nothomb 1840–1930 Louise Jeanne Lucie de Craeker 1846–1918 | | | | Jean Baptiste Nothomb 1805–1881 Wilhelmine Lucie Ernestine Boch 1811–1887 | | | | Jean Baptiste Nothomb 1776–1813 Hélène Schutweiller 1781–1852 | | | | Jean Pierre Nothomb 1745–1810 Pétronille Laval 1739–1810 | | |
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| | | Odilon François Marie de Craeker – |
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