Suzanne Flon (28 January 1918 – 15 June 2005) was a French stage, film, and television actress. She won the Volpi Cup for Best Actress for her performance in the 1961 film Thou Shalt Not Kill. Flon also received two César Awards and two Molière Awards in her career.

Her father was a railway worker and her mother crafted jewellery. Prior to becoming an actress, Flon worked as an English translator at the Paris department store Au Printemps and then as personal secretary to Édith Piaf. The great love of her life was the legendary film director John Huston. She never married.

Flon's stage credits included plays by Jean Anouilh (L'Alouette,^[1] Antigone,^[2] Roméo et Jeannette^[3]), André Roussin (La Petite Hutte), and Loleh Bellon (La Chambre d'amis, Les Dames du jeudi, Changement à vue, and Une Absence). Her English-language theatrical roles included Katherine (The Taming of the Shrew) and Rosalind (As You Like It).^[4]

Director Danièle Thompson dedicated Avenue Montaigne to Flon, who had here her last film appearance.^[6] Writer-director John Huston described Flon as "the most extraordinary woman I have ever known."^[7]