Kerry Armstrong (born 3 January 1958) is an Australian actress and author.

Armstrong spent one year on the American soap Dynasty playing Elena Duchess of Branagh. She began her television career as a weather girl in Melbourne before taking acting training in Melbourne and New York. She lived in the US from 1981 to 1987. In 1987, Armstrong returned to Australia upon the death of her grandmother. In the early 1990s, she resumed acting in Australian television series, including Police Rescue, Ocean Girl, Come In Spinner, All Together Now and Halfway Across the Galaxy and Turn Left. In 1991 Armstrong was nominated for an AFI award for Best Actress for her role in the film Hunting.