Kneissl (surname)

Kneißl or Kneissl is a German-language surname. It may refer to:
 * Franz Kneissl (1921–1994), Austrian bobsledder
 * Karin Kneissl (1965), Austrian diplomat, journalist and independent politician
 * Mathias Kneißl (1875–1902), German outlaw, poacher and popular social rebel
 * Michael Kneissl (1966), German physicist
 * Sebastian Kneißl (1983), German former professional footballer