Family name Fainifo (Fainifo 
) , all over the world, is an extremely rare last name. The family name Fainifo is habitual in Western Europe, particularly France, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Fainifo | France |
|
francis fainifo Australian rugby union player currently living and playing in France, NZ (b. 1983) |
|