Yvonne de Mallmann
Yvonne Alice Marguerite Marie
- Born on January 11, 1899 in Paris
- Deceased on June 22, 1967 in Bad Gastein, at the age of 68 years
Parents
- Émile de Mallmann (1863 - 1914)
- Marie-Thérèse von Liebieg (1871 - 1944)
Family
- Married on June 23, 1925 in Paris, with Paul Constantin (1893 - 1955), capitaine de vaisseau