Surname Fiakaifonu (Fiakaifonu 
) , globally, is a rare last name. The family name Fiakaifonu is habitual in Vanuatu, where it is quite a common surname, and France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Fiakaifonu | Vanuatu, France |
| nazario fiakaifonu Vanuatuan judoka, VU (b. 1988) |
|