Stacy or Stacey may refer to:
- Places
In the United States:
- Stacy, California, an unincorporated community
- Stacy, Minnesota, a city
- Stacy, Virginia, a village
- People
- Warren Stacey, British R&B singer-songwriter
- William Stacy, American Revolutionary War officer and pioneer to the Ohio Country
- Steve Stacey, Australian rugby league footballer
- Stacy Anam, a Malaysian singer, winner of the sixth season of Akademi Fantasia.
- Fictional characters
- Gwen Stacy, character in the Spider-Man comic books
- Other uses
- Atari Stacy, a computer in the Atari ST family
- Stacy (film), Japanese zombie horror film
- Stacy Adams Shoe Company, store located in Brockton, Massachusetts