Alexandra London (born April 29, 1973, in Paris) is a French actress. She made her film debut in the late 1980s and gained recognition in the early 1990s playing Marguerite Gachet in Maurice Pialat's film Van Gogh (1991).In cinema, her credits notably include feature films such as Étienne Chatiliez's Happiness Is in the Field (Le Bonheur est dans le pré, 1995), The Scream of the Silk (Le Cri de la soie, 1996), Laurence Ferreira Barbosa's I Can't Stand Love (J'ai horreur de l'amour, 1997), Why Not Me? (Pourquoi pas moi ?, 1999), Olivier Assayas's Sentimental Destinies (Les Destinées sentimentales, 2000), and Le Cœur des hommes 3 (2013).

On television, she has appeared in various television films and series, while also performing in theatre.