Halcyon is a name originally derived from Alcyone of Greek mythology.
Halcyon or Halcyone may refer to:
Music
Songs
- "Halcyon" (Chicane song), 2000
- "Halcyon" (Delphic song), 2010
- "Halcyon" (Orbital song), 1992
- "Halcyon", by Andy Moor, 2005
- "Halcyon", by ATB from Dedicated, 2002
- "Halcyon", by Enter Shikari from Common Dreads, 2009
- "Halcyon", by Glass Towers, 2013
- "Halcyon", by Invent Animate from Greyview, 2020
- "Halcyon", by Noisia and The Upbeats, 2019
- "Halcyon", by Spiritbox from Eternal Blue, 2021
- "Halcyon", by Windhand from Eternal Return, 2018
- "Halcyon (Beautiful Days)", by Mono from Walking Cloud and Deep Red Sky, Flag Fluttered and the Sun Shined, 2004
- "Halcyon: The Heavy Silence: In Silent Rain", by ...And Oceans from Cypher, 2002
Other arts and entertainment
- Halcyon (genus), a genus of kingfishers
- Chrysler Halcyon, concept car
- Halcyone, alternate spelling of Alcyone, a figure in Greek mythology
- Halcyon Monitoring Solutions, a company that monitors performance of computer systems
- Halcyon Dive Systems, a diving equipment company that produces the Halcyon RB80 rebreather
- Halcyone Barnes (1913–1988), American collage artist and watercolor painter
- John Styn, also known as Halcyon Lujah, American blogger and entrepreneur
- Halcyon linear accelerator, produced by Varian Medical Systems
- Halcyon, a hypersonic airliner under development by Hermeus Corporation