Magni may refer to:

  • Magni Ásgeirsson, an Icelandic singer/musician and a contestant in the CBS show Rock Star: Supernova
  • Magnicharters, a short word for an airline company.
  • Móði and Magni, the sons of Thor and Jarnaxa in Norse mythology
  • Fiorenzo Magni (1920-2012), Italian bicycle racer
  • Luigi Magni, Italian screenwriter
  • Pietro Magni (disambiguation), various people named Pietro Magni