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John Constantine

John Constantine is a fictional antihero appearing in DC Comics, best known as the central character of the long-running comic series Hellblazer.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

John Constantine is a fictional antihero appearing in DC Comics, best known as the central character of the long-running comic series Hellblazer. Created by Alan Moore, Steve Bissette, and John Totleben, he first appeared in The Saga of the Swamp Thing #37 in 1985 and is portrayed as a working-class occult detective, magician, exorcist, and con man from Liverpool.

Publication history

John Constantine first appeared in 1985 in Swamp Thing #37 and later received his own series, Hellblazer, in 1988. The series ran until 2013 and became a landmark title for DC’s Vertigo imprint.

Characterization

Constantine is portrayed as a cynical, working-class magician and con man who uses occult knowledge and deception to survive supernatural threats. He is commonly associated with London and Liverpool and is known for operating on the edge of heroism.

Other comic appearances

After Hellblazer ended, DC continued to publish Constantine-branded series and integrated the character into broader DC continuity. These included Constantine (2013–2015), Constantine: The Hellblazer (2015–2016), The Hellblazer (2016–2018), and John Constantine: Hellblazer (2020–2021).

Cultural impact

Constantine became one of DC’s best-known occult characters and a key figure in supernatural horror comics. His popularity extended beyond the original supporting role that introduced him in Swamp Thing.

Key facts

  • John Constantine debuted in Swamp Thing #37 in 1985.
  • He became the protagonist of Hellblazer, which ran for 300 issues.
  • He is described as an English working-class warlock and occult detective.
  • Hellblazer was Vertigo’s longest-running title and one of its most successful.
  • The character’s design was reportedly inspired by musician Sting.
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Canadian context

John Constantine has been published in Canada through DC Comics editions and is part of the broader anglophone comic-book culture followed by Canadian readers.

Frequently asked questions

Who created John Constantine?
He was created by Alan Moore, Steve Bissette, and John Totleben.
When did John Constantine first appear?
He first appeared in The Saga of the Swamp Thing #37, published in June 1985.
What is John Constantine best known for?
He is best known as the lead character of Hellblazer, a long-running DC/Vertigo comic series.
What kind of character is John Constantine?
He is an antihero, usually depicted as a magician, occult detective, exorcist, and con man.
What city is John Constantine associated with?
He is commonly described as being from Liverpool and based in London.
Was Hellblazer a successful series?
Yes. It ran for 300 issues and is described as Vertigo’s longest-running title and one of its most successful.

References

  1. Wikipediahttps://en.wikipedia.org/wiki/John_Constantine
    Supports: First appearance, creators, character description, and Hellblazer background.
  2. DC Comicshttps://www.dc.com/characters/john-constantine
    Supports: Official character identification and first appearance.
  3. Wikipediahttps://en.wikipedia.org/wiki/Constantine_(comic_book)
    Supports: Publication details for the Constantine series and its relation to Hellblazer.
  4. Wikipediahttps://en.wikipedia.org/wiki/List_of_Hellblazer_comics
    Supports: Hellblazer publication history and run length.