In the entire world, راسو (Raso 
, Rasu 
, Rasso 
) is a common epicene forename. The first name راسو is characteristic of Montenegro, where it is quite a common masculine name, India, where it is quite a rare unisex name, and Qatar. Measured by absolute frequency, the name is most common in India, Bangladesh, and Ethiopia. Also, راسو is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Raso | Italy, Argentina, United States, Pakistan, India |
| Rasu | Italy, Argentina, Bangladesh, United States, India |
| Rasso | Italy, Argentina, United States, India, Morocco |
| راسو | Algeria, Morocco, Iran |