- Born on July 6, 1917 in Neuilly-sur-Seine
- Deceased on June 27, 2005, at the age of 87 years
Parents
- Maurice de Lannoy (1884 - 1942), comte de Lannoy, officier de carrière
- Louise de Spoelberch (1888 - 1953), vicomtesse de Spoelberch
Family
- Married on March 13, 1948, with Isabelle de Menten de Horne (1926 - 2018), issuing
- Private
- Private
- Private