Cognomen Arhu (Arhu 
) , in the entire world, is a rare family name. The surname Arhu is habitual in Ghana, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and Mexico. Not in comparison with a country's population, it is the most numerous in Ghana, China, and the United Kingdom. Much less frequently, Arhu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arhu | China, United Kingdom, Ghana, United States, India |