Surname Qarau (Qarau 
) , globally, is a very rare cognomen. The last name Qarau is characteristic of Fiji, where it is quite a rare surname, New Zealand, where it is a rare surname, and Australia, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Fiji, Australia, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Qarau | United Kingdom, Australia, Fiji, United States, New Zealand |