Cognomen Duvali (Duvali 
) , throughout the world, is a very rare family name. The family name Duvali is characteristic of Peru, where it is an extremely rare surname, the United States, and India. More prevalently, Duvali is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Duvali | Peru, Mexico, United States, India, Brazil |