People France Leon Gruenbaum peoplepill id: leon-gruenbaumLG 8 views today 8 views this weekLeon GruenbaumBiographyListsAlso ViewedListsLeon Gruenbaum is in following listsBy work and/or countryNotable French peopleGender:Male, Born in:Years 1930 to 1969From our partnersSponsoredLeon Gruenbaum