Yvonne Marie-Thérèse Le Blanc de Cernex

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• Born on December 20, 1901 in Le Havre
• Deceased on January 29, 1986 in Paris, at the age of 84 years

Parents

• Alfred Le Blanc de Cernex (1859 - 1926), ingénieur civil à Bordeaux
• Marie Coullet (1868 - 1956)

Family

• Married on September 29, 1924 in Tabanac, with Paul Joseph Henri Lefèvre (1897 - 1965), ingénieur