Sass or Saß is a surname which may refer to:
A. J. Sass, American author
Anatoliy Sass (born 1935), Russian Olympic rower
Dawn Marie Sass (born 1959), American politician who was elected Treasurer of Wisconsin in 2006 Else Kai Sass (1912–1987), Danish art historian Evelyn Handler (1933–2011), née Sass, first American woman to be named president of a publicly supported land grant university Hans-Martin Sass (born 1935), German bioethicist and Professor of Philosophy Henry Sass (1788–1844), English artist and teacher of painting who founded an important art school in London Jonathan Sass (born 1961), American jazz tuba player and composer Katrin Sass (born 1956), German actress, best known for playing Christiane Kerner in the film Goodbye Lenin Louis Sass (born? still living) Professor of Clinical Psychology Katrina Von Sass (born 1972), Canadian Olympic volleyball player Paul Sass, English mixed martial arts fighter Richard Sass (1774–1849), English landscape painter, etcher, and drawing master to royalty Sylvia Sass (born 1951), Hungarian operatic soprano Theodor von Sass (1881–1958), a German Lutheran pastor and community leader