Family name ขาณุ (Khanu 
, ขาณุ 
) , globally, is quite a rare cognomen. The last name ขาณุ is habitual in Sierra Leone, where it is quite a rare surname, Portugal, where it is a rare surname, and Saudi Arabia. Not in comparison with a country's population, it most frequently occurs in India, Sierra Leone, and Portugal. Also, ขาณุ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khanu | Sierra Leone, Saudi Arabia, Pakistan, India, Portugal |
| ขาณุ | Thailand |