Surname Khallo (Khallo 
) , across the world, is a rare cognomen. The last name Khallo is characteristic of Albania, where it is a rare surname, Syria, and the Democratic Republic of the Congo. In absolute terms, it is commonest in the Democratic Republic of the Congo, Syria, and Morocco. Likewise, Khallo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khallo | Syria, Democratic Republic of the Congo, India, Albania, Morocco |