Hélène van Hoorde
- Born on May 24, 1865 in Brussels
- Deceased on March 8, 1929, at the age of 63 years
Parents
- Paul van Hoorde (1839 - 1879), médecin
- Rose Seret (1845 - 1916)
Family
- Married on April 30, 1889 in Brussels, with Henry de Lannoy (1861 - 1939), issuing
