**Cathy Rosier (1945-2004)** was a French actress and model, originally from Martinique. Her film career, though not extensive, was marked by roles of strong visual and psychological impact.

She is universally remembered for her portrayal of Valérie, the enigmatic jazz pianist and the protagonist's lover, in Jean-Pierre Melville's neo-noir masterpiece, **_Le Samouraï_** (1967), alongside Alain Delon. This role crystallized her image as a sophisticated, detached yet intriguing woman, with an icy beauty and an intense gaze.

Her style was characterized by an elegant screen presence and an ability to convey emotional depth with minimal means. She also acted in other films, such as Philippe Garrel's **_Le Lit de la Vierge_** (1969), continuing to embody complex and often enigmatic female characters, distinguished by her composure and subtle charisma.