BWC may stand for:
- Babcock and Wilcox, a U.S. based power generation company
- Bahá'í World Centre
- Baldwin-Wallace College, now Baldwin Wallace University in Berea, Ohio
- Baseball World Cup
- Beauty Without Cruelty, British cosmetics company
- Big West Conference, an NCAA-affiliated Division I athletic conference
- Biological Weapons Convention, an international treaty prohibiting biological weapons
- Bulgarian Wrestling Community