GHY

GHY or Ghy can refer to:

• Gibbons-Hawking-York boundary term, a mathematical expression in general relativity for space-times with boundary
• Grand Hotel Yerevan, a hotel in Yerevan, Armenia
• German Sky Airlines, a defunct airline from Germany, by ICAO code; see List of defunct airlines of Germany
• Guwahati railway station, a train station in Guwahati, Assam, India
• Glen Huntly railway station, a train station in Glen Huntly, Victoria, Australia
• Grokhovskyite, a mineral; see List of mineral codes

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