Yvonne Cornet d'Hunval
- Born on January 21, 1883 in Villers-Agron-Aiguizy
Parents
- Gaëtan Cornet d'Hunval (1848 - 1915), négociant
- Nathalie de Lavaulx (1856 - 1930)
Family
- Married on July 16, 1908 in Buenos Aires, with Francis Lockhart (c. 1876 - 1932)