Félix Lionnet was a French Painter born at La Châtaigneraie Vendée on December 15, 1832, the son of Félix Lionnet (1797–1842), a goldsmith, and his wife Marthe Clémentine Lebel (1810–1866).
The International School of Geneva's campus La Châtaigneraie is located in the locality of Châtaigneriaz.