Hélène Grémillon (born 8 February 1977 in Poitiers) is a French novelist.
Her first novel, Le Confident, published in 2010, quickly became a best seller.
Le Confident is a love story, recounting the life of Camille, who receives a letter from an unknown sender after her mother's death, between the year 1938 and the year 1942.
She radically changes scenery in her second novel, La Garçonnière, a suspense novel inspired by a real drama happening in Argentina in Buenos Aires in 1987.
She married French singer Julien Clerc 17 December 2012 in the 16th arrondissement of Paris.