19th-century French memoirists

Sibylle Aimée Marie-Antoinette Gabrielle de Riquetti de Mirabeau, Comtesse de Martel de Janville (16 August 1849 – 28 June 1932) was a French writer who wrote under the pseudonym Gyp.

Jean-Marie Guyau (28 October 1854 – 31 March 1888) was a French philosopher and poet.
Guyau was inspired by the philosophies of Epicurus, Epictetus, Plato, Immanuel Kant, Herbert Spencer, and Alfred Fouillée, and the poetry and literature of Pierre Corneille, Victor Hugo, and Alfred de Musset.

Herculine Adélaïde Barbin, later known as Abel Barbin (November 8, 1838 – February 1868), was a French intersex person who was assigned female at birth and raised in a convent, but was later reclassified as male by a court of law, after an affair and physical examination. She is known for her memoir, Herculine Barbin, which was studied by Michel Foucault. Her birthday is marked as Intersex Day of Remembrance.

Marie Cathérine Sophie, Comtesse d'Agoult (born de Flavigny; 31 December 1805 – 5 March 1876), was a French romantic author and historian, known also by her pen name, Daniel Stern.