Halley may refer to:

• Halley's Comet, officially designated 1P/Halley, a comet that becomes visible from Earth every 75-76 years
• Halley (lunar crater), a lunar crater named after Edmond Halley
• Halley (Martian crater), a Martian crater named after Edmond Halley
• Halley Research Station, a British research facility on the Brunt Ice Shelf floating on the Weddell Sea in Antarctica

• Halley (nightclub), a defunct Argentine nightclub
• "Halley" (song), the Turkish entrant to the Eurovision Song Contest 1986
• "Halley" (film), a 2012 Mexican horror movie

• Halley (surname), multiple people
  • Edmond Halley (1656–1742), English astronomer
• Halley (given name), multiple people
  • Halley, a pink anthropomorphic rabbit in the preschool TV series Astroblast!

• Haley (disambiguation)
• Halle (disambiguation)
• Hailey (disambiguation)
• Hayley (disambiguation)
• Hali (disambiguation)

This disambiguation page lists articles associated with the title Halley.
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