Gillett may refer to:
Places in the United States
- Gillett, Arizona, a ghost town and former mining settlement
- Gillett, Arkansas
- Gillett, Wisconsin
- Gillett (town), Wisconsin
- Gillett, Texas
- Gillett Grove, Iowa
Other uses
- Gillett (surname)
See also
- Penn Jillette (born 1955), American magician and writer
- Gillette (disambiguation)