Find
People
A Place
Tools
Armorial
Tutorials
Language
About
Contact
Terms of Use
Login
Claude François Joseph
Helvetius
Born in 1757
Deceased in 1758, in infancy
Parents
Claude-Adrien Helvetius
(1715 - 1771), seigneur de Feuillet, philosophe matérialiste, poète
Anne Catherine de Lignéville
(1722 - 1800), femme de lettres
Genealogy
Ancestry
Kinship Calculation