Jinki may refer to:
- Jinki (era) (神亀?), a Japanese era
- Jinki (item) (神器, literally "God vessel"?), an item used in Shinto ceremonies to worship kami
- Jinki (robot), the form of mecha that exists in the 2005 anime series Jinki: Extend
- Jinki (weapon), an anti-Gear divine weapon set in the Guilty Gear video game series
- Jinkies, a catchphrase from Scooby-Doo
- Jinki Fortress, part of the Guantanamo Bay detention camps