Meissner, Meißner or Meisner is a German surname and may refer to:
- Alexander Meissner (1883–1958), Austrian engineer and physicist
- Andy Meisner (born 1973), American politician
- August Gottlieb Meißner (1753-1807), German writer
- Boris Meissner (1915-2003), German lawyer and social scientist
- Bruno Meissner (1868-1947), German assyriologist
- Carl Meissner (1800–1874), Swiss botanist
- Meisner's Banksia, Australian shrub
- Carl Meissner (1830-1900), German Latin scholar
- Ernst Meisner (bor 1982), Dutch dancer and choreographer
- Fred Meissner (1931–2007), American geologist and engineer
- Freda Meissner-Blau (born 1927), Austrian politician and activist
- Georg Meissner (1829–1905), German anatomist and physiologist
- Meissner's corpuscle, type of mechanoreceptor
- Meissner's plexus, intestinal nerve plexus
- Greg Meisner (born 1959), American football player
- Günter Meisner (1926-1994), German actor
- Hans-Otto Meissner (1909–1992), German writer and novelist
- Heike Meißner, German hurdler and runner
- Heinrich August Meißner (1862-1940), German railway engineer and Ottoman Pasha
- James Meissner (1896-1936), American World War I flying ace
- Janusz Meissner (1901-1978), Polish writer and aviator
- Joachim Meisner (1933- ), Cardinal and archbishop of Cologne, Germany
- Jochen Meißner (born 1943), German rower
- Karl Meissner (1891-1959), German-American physicist
- Katrin Meißner (born 1973), German swimmer
- Kimmie Meissner (1989-), American figure skater
- Maurice Meisner (1931-2012), American historian of 20th century China
- Otto Meißner (1880-1953), head of the Office of the Reich President, Germany
- Randy Meisner (1946-), founder of the band the Eagles and solo artist
- Randy Meisner (1978 album), self-titled
- Randy Meisner (1982 album), self-titled
- Renate Meißner (born 1950), German sprinter and triple Olympic champion
- Sanford Meisner (1905-1997), American actor and acting coach
- Meisner technique, an acting technique
- Silvio Meißner (1973-), German football player
- Stan Meissner (born 1956), Canadian songwriter/composer
- Verne Meisner (1938-2005), American polka musician
- Walther Meißner (1882–1974), German technical physicist
- Meissner effect, decay of a magnetic field inside a superconductor