Gonzo may refer to:

  • Gonzo (studio), a Japanese anime studio
  • The Gonzo, a college publication
  • Gonzo: The Life and Work of Dr. Hunter S. Thompson, a documentary
  • Gonzo journalism
  • Gonzo pornography
  • Gonzo (show), a TV show hosted by Zane Lowe
  • "Gonzo," a song by James Booker

In fictional characters:

  • Gonzo the Great, a character in the Muppet franchise
  • Gonzo the Mechanical Bastard, a comic book character

In nicknames: