Cognomen Kataiwai (Kataiwai 
) , around the world, is a very rare surname. The surname Kataiwai is characteristic of Fiji, where it is quite a rare surname, Australia, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kataiwai | Fiji, United Kingdom, Australia |