A member of the French Resistance during the Second World War, she was the wife of journalist and politician Pierre Brossolette (1903-1944), who committed suicide while being tortured by the Gestapo.
She obtained her baccalaureat from the Institut Sainte-Clotilde in Paris; afterwards, she received a diploma from the Sorbonne and began working as a journalist, employed by papers such as Marianne and Le Populaire.
On 20 July 1926 she married Pierre Brossolette, who was three years older than her, and they had two children, Anne and Claude;[4] the latter became a high-ranking civil servant.
[6] In 1946, nominated by the SFIO (French Section of the Workers' International), she was one of 21 women elected to the new Conseil de la République that formed the interim government of France.
[11] In the 2015 television film Pierre Brossolette ou les passagers de la lune, the role of Gilberte was played by Léa Drucker.