- Born on November 7, 1931 in Senlis
- Deceased on January 20, 2011 in Levallois-Perret, at the age of 79 years
- Burial in Chanac
Parents
- Jacques Dupont de Ligonnès, le Comte de Ligonnès (1904 - 1976), colonel de cavalerie
- Madeleine Trabaud (1904 - 1989)
Family
- Married on June 25, 1955 in Versailles, with Private, issuing
- Private
Private- Private
- Relationship with Catherine Moreigneaux (1954 - 1999), issuing
- Private
Occupations
- ingénieur