Nancy Addison Altman, also known as Nancy Addison (March 21, 1946 – June 18, 2002), was an American soap opera actress, best known for her role as Jillian Coleridge on the television soap opera Ryan's Hope which she played for over twelve years beginning with the show's premiere in 1975. She left the show in early 1988 but returned for its final episodes in 1989.
Born in New York City, she studied under the tutelage of Sanford Meisner at the Neighborhood Playhouse.