Hetty or Hettie is a feminine given name. It may also refer to:

• Fredrik Hetty (1905–1992), Norwegian footballer
• Chic Hetti, stage name of pianist Carl Cicchetti (born 1930) of the band The Playmates
• List of storms named Hettie
• Hetty Rock, Livingston Island, Antarctica
• Hetty (vacuum), a vacuum cleaner