Family name Халло (Hallo 
, Khallo 
, Халло 
) , around the globe, is quite a rare cognomen. The surname Халло is habitual in Slovakia, where it is quite a rare surname, Albania, and Ghana. Measured by absolute frequency, it is commonest in Ghana, Iraq, and Germany. Likewise, Халло is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hallo | Germany, Indonesia, Ghana, Iraq, India |
| Khallo | Democratic Republic of the Congo, Germany, India, Syria, Morocco |
| Халло | Russia, Kazakhstan, Ukraine, Kyrgyzstan, Belarus |