Cognomen Qallo (Qallo 
) , in the entire world, is a rare last name. The family name Qallo is habitual in Tanzania, where it is a rare surname, Saudi Arabia, where it is a very rare surname, and Peru, where it is an extremely rare surname. Very seldom, Qallo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Qallo | Tanzania, India, Peru, Saudi Arabia |