Cognomen وسو (وسو 
) , in all the world, is a rare family name. The family name وسو is characteristic of Iraq, where it is a rare surname, Sudan, and Morocco, where it is a very rare surname. Measured by absolute frequency, it is commonest in Iraq, Sudan, and Iran. Likewise, وسو is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| وسو | Iraq, Morocco, Sudan, Iran |