Isabelle Le Nouvel is the author of several plays including : 88 fois l’infiniSkorpios au loin (Prix Théâtre de la Fondation Barrière) performed in 2018 by Ludmila Mikaël and Niels Arestrup, directed by Jean-Louis Benoit, Le syndrome de l’Écossais, performed by Thierry Lhermitte and Bernard Campan in 2017, directed by Jean-Louis Benoit, Big Apple, directed by Niels Arestrup in 2016 with Marianne Basler and Christophe Malavoy, Mélancolie de la gloire and Une étoile, which will be created in January 2022 at the Théâtre Hébertot, with Françoise Fabian, directed by Jean-Louis Benoit.

She is also the author of La femme qui n’aimait plus les hommes, a first novel, published in September 2021.