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 | India, Iraq, Ghana, Germany, Indonesia |
| Khallo | India, Syria, Morocco, Germany, Democratic Republic of the Congo |
| Халло | Kazakhstan, Belarus, Kyrgyzstan, Russia, Ukraine |