Madeleine Potter (born Washington DC) is an American actress who has played supporting roles in over twenty films and TV shows, including four productions directed by James Ivory. She has also appeared in numerous stage productions in the United States and United Kingdom. She made her New York stage debut in Loves Labor's Lost at The Shakespeare Center, produced by the Riverside Shakespeare Company in 1981.
Potter is the daughter of Philip B.K. Potter, an American diplomat who served in the OSS, and his wife, the former Madeleine Mulqueen Daly. She is a first cousin, once removed, of the 1960s tastemaker and fashion designer Pauline de Rothschild. Potter is also a great-great-granddaughter of Episcopal bishop Alonzo Potter and a great-grand-niece of Episcopal bishop Henry Codman Potter.