Fanny Joly is a French novelist. She published her first book in 1984, while already writing sketches for her sister Sylvie Joly's shows. She has published over 400 works for all ages, and her books have been translated into 23 languages. Three of her children's book series have been adapted into animated films: Hôtel Bordemer, Gudule, and Les Enquêtes de Mirette.