Sara was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Étienne Rabeau, who she married in La Copechagnière, Saint-Fulgent, La Roche-sur-Yon, Vendée, Pays de la Loire, France . The date has not been found. Their only known child was Françoise-Sapience (1598/99-1653).