Nissen

Nissen may refer to:
* a creature in norse mythology, see Tomte.
* a building shaped like a tube cut in half along the middle and made from corrugated iron sheets, see Nissen hut.

People named Nissen include:
* Georg Nikolaus von Nissen (1761â€"1826), Danish diplomat and writer.
* Hans Joerg Nissen (born 1935), German archaeologist.
* Peter Norman Nissen (1871â€"1930), Canadian mining engineer.
* Rudolf Nissen (1896â€"1981), German surgeon and inventor of the Nissen fundoplication.
* Sönke Nissen (1870â€"1923), German industrialist and philantrop.