ÃÂric Elmosnino (born 2 May 1964) is a French actor and musician. He is known internationally for portraying Serge Gainsbourg in ' (2010), for which he won the César Award for Best Actor.
Elmosnino was born in the Paris suburbs to a Sephardic Jewish (Moroccan-Jewish) father who was an industrial designer at Thomson-CSF, and to an Alsatian mother who left EDF to raise her children.
He studied at the National Conservatory of Dramatic Art. After leaving the Conservatory, he worked at the Théâtre Nanterre-Amandiers with Jean-Pierre Vincent.
In 1992, he played Christian Ribet, a friend of Guillaume de Tonquédec, in the film Tableau d'honneur (Honour Roll) by Charles Nemes.
In 2006, he played in the theater as Edward Bond, directed by Alain Francon, at the Avignon Festival and the Théâtre de la Colline in Paris. In January 2008, he performed in a show at the Theatre Antoine in Paris for Yasmina Reza's God of Carnage.
He portrayed Serge Gainsbourg in ' (2010), for which he won the César Award for Best Actor.
In October 2025, Elmosnino joined the cast of Nicole Garcia's upcoming film Milo.