Weta is a subspecies of insects from New Zealand, but can refer to:
- Sideshow Collectibles, sometimes Sideshow Weta, a California-based company which deals in collectibles.
- Weta Digital, a New Zealand company which created the special effects for The Lord of the Rings (film series).
- "Weta Digital (documentary)", a series of extras on the Extended Edition DVDs.
- Weta Workshop, a related company which created all the props.
- "Weta Workshop (documentary)", a series of extras on the Extended Edition DVDs.