Piga
Piga or PIGA may refer to:
People
- Aldo Piga (1928–1994), Italian composer
 - Gustavo Piga (born 1964), Italian economist
 
Other uses
- PIGA, an enzyme
 - PIGA accelerometer, a type of accelerometer mainly used in Inertial Navigation Systems
 - Piga (grape), an Italian wine grape
 - Piqa or Cerro Piga, a mountain in the Andes on the border of Bolivia and Chile