Foxfire is the glow from a forest fungus.

Foxfire may also refer to:

• Foxfire (novel), a 1950 Western novel by Anya Seton
  • Foxfire (1955 film), an adaptation of Seton's novel
• Foxfire (comics), a fictional character from Marvel Comics' Squadron Supreme series
• Foxfire (magazine), and book series, associated with the Foxfire project, concerning Appalachian culture
  • Foxfire (play), 1982, based on the Foxfire project
    • Foxfire (1987 film), a TV movie starring John Denver, based on the 1982 play
• Code Name: Foxfire, 1985 American television series
• Foxfire: Confessions of a Girl Gang, a 1993 novel by Joyce Carol Oates
  • Foxfire (1996 film), based on the Oates novel
  • Foxfire: Confessions of a Girl Gang (2012 film), based on the same novel

• Foxfire, North Carolina, a small U.S. town
• Fox-fire (kitsunebi), glowing balls carried by kitsune (foxes) in Japanese folklore
• The Diavik Foxfire diamond, a 187.7 carat gem from the Diavik Diamond Mine
• Fox Fire, a Northern California wildfire that occurred in September 2020

• Firefox (disambiguation)