Klemm is a German surname. Notable people with the surname include: Johann Conrad Klemm (1655–1717), German Lutheran theologian Walther Klemm (1883–1957), German painter, printmaker, and illustrator Hanns Klemm (1885–1961), German aircraft pioneer and founder of the Klemm Leichtflugzeugbau GmbH (Klemm Light Aircraft Company) Richard Klemm (1902–1988), German cellist, composer and teacher Werner Klemm (1909–1990), Romanian-German ornithologist Rudolf Klemm (fl. 1944), German pilot during WWII Richard O. Klemm (1932–2010), American businessman and politician Matthias Klemm (born 1941), German graphic designer Hans G. Klemm (born 1957), United States diplomat Ekkehard Klemm (born 1958), German conductor Jon Klemm (born 1970), Canadian ice hockey player Adrian Klemm (born 1977), American Football player Brian Klemm (born 1982), American musician with third wave ska band Suburban Legends See also Klem (disambiguation) Klemme (disambiguation) German-language surnames