Claim: Solange Louise Troisier, born in the 16th arrondissement of Paris on July 19, 1919, was the daughter of Jean Troisier and Geneviève Emile-Ollivier.
Evidence: Solange Louise Troisier was born in the 16th arrondissement of Paris on 19 July 1919. Her father was Jean Troisier (1881–1945), professor of pulmonary tuberculosis at Laennec Hospital, a member of the National Academy of Medicine and laboratory director at the Pasteur Institute. Her mother was born Geneviève Emile-Ollivier.