Cognomen Uaso (Uaso 
) , across the world, is a very rare last name. The cognomen Uaso is characteristic of Egypt, where it is a very rare surname, China, where it is an extremely rare surname, and India. More prevalently, Uaso is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Uaso | India, China, Egypt, Malaysia |