Hans Nielsen
Hans Nielsen may refer to:
- Hans Nielsen (actor), German actor
- Hans Nielsen (American football), Danish football player
- Hans Nielsen (composer), Danish madrigal composer at the court of Christian IV
- Hans Nielsen (speedway rider), Danish speedway racer
- Hans [Bruun Nielsen], Danish mathematician
- Hans [Christian Nielsen], Danish footballer
- Hans [Christian Nielsen (cyclist)], Danish cyclist
- Hans Frede Nielsen, Danish philologist
- Hans [Jacob Nielsen], Danish boxer
- Hans [Peter Nielsen (gymnast)], Danish gymnast
- Hans [Peter Nielsen (politician)], Danish farmer and politician