Last name Pinerolo (Pinerolo 
) , throughout the world, is a very rare family name. The family name Pinerolo is habitual in Italy, where it is a very rare surname, Argentina, and Spain, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Italy, Argentina, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Pinerolo | United States, Spain, Italy, Argentina |