Isabelle de Clercq

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• Born on December 8, 1863 in Paris, at 16 rue Montaigne

Parents

• Alexandre de Clercq (1813 - 1885), ministre plénipotentiaire
• Ysabel Costa y Grignan (1827 - 1898)

Family

• Married with Gaston Mabon de Beaulieu (1861 - 1888), lieutenant d'infanterie, issuing
  • Claire (1888 - 1959)