Garance Marillier (born 11 February 1998) is a French actress. She is known for her lead role in Raw released in 2016.

Prior to becoming an actress she learned the trombone and classical percussion at the Conservatoire of the 11th arrondissement, Paris. In 2009 she started theater at the Dyonis company, then joined the Cours Florent in 2010 and the Ecole du Jeu in 2012.