Boal can refer to:
- Boal, Spanish municipality in Asturias
- Boal (surname)
- Bual, grape/wine
- Another name for the Spanish wine grape Doña Blanca
- Augusto Boal, Brazilian theater director
- Peter Boal, Pacific Northwest Ballet balletmaster and former New York City Ballet principal
- Boal (fish), Asian freshwater fish
- San Boal, Spanish name for Saint Baudilus
- Boal (parish)