Family name Diwai (Dawai 
, Diwai 
) , in the world, is quite a rare cognomen. The family name Diwai is habitual in Fiji, where it is quite a common surname, Cameroon, where it is quite a rare surname, and Kenya, where it is a rare surname. Likewise, Diwai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dawai | Kenya, Fiji, Pakistan, Nigeria, Cameroon |
| Diwai | India, China, Myanmar, Malaysia |