Madge Ryan (8 January 1919 – 9 January 1994) was an Australian actress, known for her stage roles in the United Kingdom, including London productions of "Entertaining Mr Sloane" (1964), "Philadelphia, Here I Come" (1967), and "Medea" (1993). She also starred in the Broadway production of "Summer of the Seventeenth Doll" (1958). Her film appearances included "Summer Holiday" (1963), "A Clockwork Orange" (1971), "Frenzy" (1972), and "Who Is Killing the Great Chefs of Europe?" (1978).