Yvonne de Lannoy
- Born on May 29, 1898 in Brussels
- Deceased on October 2, 1981, at the age of 83 years
Parents
- Charles de Lannoy (1870 - 1930)
- Suzanne de Baillet-Latour (1877 - 1966)
Family
- Married on July 3, 1922 in Brasschaat, with Adrien Barbanson (1880 - 1953), issuing
- Nicole (1923 - c. 2011)
Private- ? Private