Agathe Rousselle is a French journalist, model, and actress. She is the co-founder of feminist magazine Peach and a custom embroidery company Cheeky Boom. She is also known for her lead performance as Alexia in the film Titane, which won the Palme d'Or at the 2021 Cannes Film Festival.

Titane is a 2021 body horror psychological drama film written and directed by Julia Ducournau. The French-Belgian co-production stars Agathe Rousselle in her feature film debut as Alexia, a woman who, after being injured in a car crash as a child, has a titanium plate fitted into her head. Vincent Lindon, Garance Marillier and Laïs Salameh also star.