LONGUET Pierre Francois 1775 - 1829
  | PLE Marie Marguerite Francoise Augustine 1775 - 1805
  | INCONNU
 | NIVELLE Marie Agnes Gertrude 1773 - 1829
  | | | | | DERCOURT Pierre Antoine 1769 - 1820
  | DEPLANQUE Eleonore 1769 - 1832
  | PETIT Charles Nicolas 1782 - 1846
  | MAUGEZ Marie Jeanne Gabrielle 1792 - 1846
  | DEPLANQUE Louis Auguste 1779 - 1825
  | LECOUVE Marie Antoinette Justine Felicite 1783 - 1841
  | MARGRY Jacques Eloy Honore 1799 - 1841
  | DERCOURT Julie Louise Genevieve 1798 - 1841
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LONGUET Joseph Guillaume 1804 - 1854
  | NIVELLE Marie Madelaine Desiree 1808 - 1854
  | QUILLET Claude Francois 1792 - 1873
 | PONTHIEU Francoise ? - 1873
 | DERCOURT Pierre Auguste 1800 - 1862
  | PETIT Francoise Sophie 1812 - 1862
  | DEPLANQUE Felix Auguste 1814 - 1882
  | MARGRY Francoise Augustine Ludivine 1820 - 1882
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LONGUET Augustin Anthime 1830 - 1884
  | QUILLET Delphine Eugenie 1827 - 1873
  | DERCOURT Pierre Francois Florimond 1835 - 1889
  | DEPLANQUE Marie Angeline Felicie 1843 - 1882
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LONGUET Alfred Leon Henri 1859
  | DERCOURT Hortense Marie Eleonore 1865
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LONGUET Lucienne Felicie Marie 1887
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