Fenix can refer to:
- Fénix 2, the rescue capsule used in the 2010 Copiapó mining accident
- Fenix Project, a GNU project to make a free compiler of a scripting language for video-game development
- Fenix, a character in the StarCraft series
- Fenix (magazine), a Polish science fiction magazine published from 1990 to 2001
- Synton Fenix, a modular synthesizer
- Fenix, North Carolina
- Fênix, a town in Brasil
- Marcus Fenix, the main character of the Xbox 360 video game Gears of War
- Fenix*TX, punk band
- Fenix Automotive a British supercar manufacturer founded by Lee Noble in 2009
- Fenix (Steamboat) a steamer built by Leonard White who pioneered steamboating on the Willamette River
- Club Atlético Fénix, an Argentine football (soccer) club
- Centro Atlético Fénix, a Uruguayan football (soccer) club
- Fênix 2005 Futebol Clube, a Brazilian football (soccer) club
- Rize of the Fenix, a 2012 song and album