HY or Hy may refer to:

  • Armenian language ISO 639 alpha-2 code
  • IATA code for Uzbekistan Airways
  • An abbreviation for Helsingin yliopisto, which is Finnish for University of Helsinki
  • An abbreviation for Hell Yes!
  • An abbreviation for Hollywood
  • An abbreviation for Henry
  • HY (band), a Japanese band
  • Two letter code for Hyatt hotels used by CRS
  • High-Yield steel
  • A gender neutral pronoun
  • High yield
  • Hy Abbey, an old name for island and hence Iona Abbey
  • Hy (island), an pre-Christian and early Christian name for Iona, (See the Etymology section in the link)

Read more about HY:  People