YIG or Yig may refer to:
Organizations
edit- Your Independent Grocer, a Canadian Grocery store
- YMCA Youth in Government, alternative name for YMCA Youth and Government
Science and technology
edit- Yttrium iron garnet, a synthetic garnet
- YIG sphere, an yttrium-iron-garnet-based microwave-frequency filter
Various media
edit- Yig (the Father of Serpents), a deity in H.P. Lovecraft's Cthulhu mythos
- The Curse of Yig, short story by H.P.Lovecraft and Zealia Bishop
- The Curse of Yig (book), collection of stories by Zealia Bishop