'''Klass''' is a Germanic surname. Notable people with the surname include:
* Alisha Klass (born 1972), American pornographic actress * Christa Klaß / Christa Klass (born 1951), German politician * Craig Klass (born 1965), former water polo player * David Klass (born 1960), American screenplay writer and children's author * Edward Klass (born 1965), American water polo player * Eugene Klass (1919-2009), known as American actor Gene Barry * John Klass (born 1975), triple-platinum award-winning singer/producer/songwriter/radio presenter * Günter Klass (1936-1967), German race driver * Myleene Klass (born 1978), British musician, former member of the UK pop group Hear'Say * Perri Klass (born 1958), pediatrician and writer * Philip Klass (1920-2010), American science fiction writer under the name William Tenn * Philip J. Klass (1919–2005), American UFO researcher * Salomon Klass (1907–1985), a Finnish soldier * Sholom Klass (1916–2000), Rabbi and editor of The Jewish Press
==See also== * 7277 Klass (1983 RM2), main-belt asteroid discovered 1983 * ''Klass (album)'', an album by Bad Manners * ''Klass'', Ilmar Raag's movie about school violence * Class (disambiguation) * Clazz (disambiguation)
{{surname|Klass}}