Onion is the common name given to plants in the genus Allium.
Onion or Onions may also refer to:
Places[edit]
- Onion Creek (Texas)
- Onion River (disambiguation), various rivers in the United States
People[edit]
- Ken Onion (born 1963), American knifemaker
- Todd Bodine (b. 1964), NASCAR driver nicknamed "The Onion"
- Onions (surname)
Arts, entertainment, and media[edit]
- The Onion, an American digital media company and news satire organization
- Onion, the name of the Pikmin spaceship in Pikmin (series)
- Onion, the name of a character in the animated TV series Steven Universe
- Onion (album), an album by Shannon and the Clams
- Onion, a 2009 album by Mike McClure
Organizational structures[edit]
- Onion (Arendt), a philosophical metaphor representing the organization of totalitarianism
- Onion model, a kind of chart that shows the dependencies among parts of an organization or process
Computing and technology[edit]
- .onion, a pseudo-top-level domain host suffix
- Onion routing, an anonymous communication technique
- A Toronto-based startup company called Onion manufactures Omega2, a personal single-board computer
Other uses[edit]
- Onion (horse), an American thoroughbred racehorse
- False sea onion
- "The Onion", a nickname for the main building of the Sepulveda Unitarian Universalist Society.