Surname Pennato (Pennato 
) , all around the world, is a very rare last name. The last name Pennato is characteristic of Argentina, where it is a very rare surname, Italy, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pennato | Italy, United States, Argentina |
| papinio pennato physician (1856-1933) (b. 1856) |
|