Stéphane Demoustier (born 1977 in Lille) is a French film director, screenwriter and producer. He has directed five feature films: 40-Love (2014), Cléo & Paul (2018), The Girl with a Bracelet (2019), Borgo (2023), and The Great Arch (2025).
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Biography
A graduate of political science at HEC Paris, Demoustier began his career in the Ministry of Culture, in the architecture department, where he produced and directed documentaries, before deciding to leave his position to pursue a career in film. In 2005–2006, he studied at the Atelier Ludwigsburg-Paris, a training programme organised by La Fémis and the Film Academy Baden-Württemberg.
Co-founder of the production company Année Zéro with his sister Jeanne Demoustier, Stéphane Demoustier directed several short films, before directing his first feature film, 40-Love, released in 2014. He is also the brother of actress Anaïs Demoustier and jewelry designer Camille Demoustier. In 2018, he directed his own twin daughter and son in the film Cléo & Paul.
Selected filmography
Short films
2008: Première
2010: Dans la jungle des villes
2011: Bad Gones
2011: Des nœuds dans la tête
2012: Fille du calvaire
2014: Les Petits Joueurs
Television
2021–2022: L'Opéra
2025: Cimetière indien (episodes 1–4)
As producer
2011: Un monde sans femmes, directed by Guillaume Brac
2014: La Contre-allée, directed by Cécile Ducrocq
2016: Villeperdue, directed by Julien Gaspar-Oliveri
2021: Anaïs in Love, directed by Charline Bourgeois-Tacquet






