Harmon
- Accepted (film)
- Beth Harmon
- Croton-Harmon (Metro-North station)
- Ernest Harmon Air Force Base
- Garmon
- Harman (disambiguation)
- Harmon (name)
- Harmon Air Force Base
- Harmon County, Oklahoma
- Harmon Der Donnerschlag
- Harmon Engineering Company
- Harmon Face Values
- Harmon Links
- Harmon Meadow
- Harmon Mister America
- Harmon, Illinois
- Harmon, Oklahoma
- Harmon, Wisconsin
- HarmonQuest
- Harmontown
- Mute (music)
- Netflix
- Sumner County, Kansas
- Tamuning, Guam
- The Harmon
- The Queen's Gambit (novel)
- William E. Harmon Foundation